19539828

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 216

約数和(自身を含む): 67223520

約数和(自身を除く): 47683692

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 28, 33, 36, 38, 42, 44, 49, 53, 57, 63, 66, 76, 77, 84, 98, 99, 106, 114, 126, 132, 133, 147, 154, 159, 171, 196, 198, 209, 212, 228, 231, 252, 266, 294, 308, 318, 342, 371, 396, 399, 418, 441, 462, 477, 532, 539, 583, 588, 627, 636, 684, 693, 742, 798, 836, 882, 924, 931, 954, 1007, 1078, 1113, 1166, 1197, 1254, 1386, 1463, 1484, 1596, 1617, 1749, 1764, 1862, 1881, 1908, 2014, 2156, 2226, 2332, 2394, 2508, 2597, 2772, 2793, 2926, 3021, 3234, 3339, 3498, 3724, 3762, 4028, 4081, 4389, 4452, 4788, 4851, 5194, 5247, 5586, 5852, 6042, 6468, 6678, 6996, 7049, 7524, 7791, 8162, 8379, 8778, 9063, 9702, 10241, 10388, 10494, 11077, 11172, 12084, 12243, 13167, 13356, 14098, 15582, 16324, 16758, 17556, 18126, 19404, 20482, 20988, 21147, 22154, 23373, 24486, 26334, 28196, 28567, 30723, 31164, 33231, 33516, 36252, 36729, 40964, 42294, 44308, 46746, 48972, 49343, 52668, 57134, 61446, 63441, 66462, 73458, 77539, 84588, 85701, 92169, 93492, 98686, 99693, 114268, 122892, 126882, 132924, 146916, 148029, 155078, 171402, 184338, 197372, 199386, 232617, 253764, 257103, 296058, 310156, 342804, 368676, 398772, 444087, 465234, 514206, 542773, 592116, 697851, 888174, 930468, 1028412, 1085546, 1395702, 1628319, 1776348, 2171092, 2791404, 3256638, 4884957, 6513276, 9769914, 19539828]

約数ペア:

[(1, 19539828), (2, 9769914), (3, 6513276), (4, 4884957), (6, 3256638), (7, 2791404), (9, 2171092), (11, 1776348), (12, 1628319), (14, 1395702), (18, 1085546), (19, 1028412), (21, 930468), (22, 888174), (28, 697851), (33, 592116), (36, 542773), (38, 514206), (42, 465234), (44, 444087), (49, 398772), (53, 368676), (57, 342804), (63, 310156), (66, 296058), (76, 257103), (77, 253764), (84, 232617), (98, 199386), (99, 197372), (106, 184338), (114, 171402), (126, 155078), (132, 148029), (133, 146916), (147, 132924), (154, 126882), (159, 122892), (171, 114268), (196, 99693), (198, 98686), (209, 93492), (212, 92169), (228, 85701), (231, 84588), (252, 77539), (266, 73458), (294, 66462), (308, 63441), (318, 61446), (342, 57134), (371, 52668), (396, 49343), (399, 48972), (418, 46746), (441, 44308), (462, 42294), (477, 40964), (532, 36729), (539, 36252), (583, 33516), (588, 33231), (627, 31164), (636, 30723), (684, 28567), (693, 28196), (742, 26334), (798, 24486), (836, 23373), (882, 22154), (924, 21147), (931, 20988), (954, 20482), (1007, 19404), (1078, 18126), (1113, 17556), (1166, 16758), (1197, 16324), (1254, 15582), (1386, 14098), (1463, 13356), (1484, 13167), (1596, 12243), (1617, 12084), (1749, 11172), (1764, 11077), (1862, 10494), (1881, 10388), (1908, 10241), (2014, 9702), (2156, 9063), (2226, 8778), (2332, 8379), (2394, 8162), (2508, 7791), (2597, 7524), (2772, 7049), (2793, 6996), (2926, 6678), (3021, 6468), (3234, 6042), (3339, 5852), (3498, 5586), (3724, 5247), (3762, 5194), (4028, 4851), (4081, 4788), (4389, 4452)]