20789496

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:218

約数の個数: 192

約数和(自身を含む): 73382400

約数和(自身を除く): 52592904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 19, 21, 24, 26, 28, 36, 38, 39, 42, 52, 56, 57, 63, 72, 76, 78, 84, 91, 104, 114, 117, 126, 133, 152, 156, 167, 168, 171, 182, 228, 234, 247, 252, 266, 273, 312, 334, 342, 364, 399, 456, 468, 494, 501, 504, 532, 546, 668, 684, 728, 741, 798, 819, 936, 988, 1002, 1064, 1092, 1169, 1197, 1336, 1368, 1482, 1503, 1596, 1638, 1729, 1976, 2004, 2171, 2184, 2223, 2338, 2394, 2964, 3006, 3173, 3192, 3276, 3458, 3507, 4008, 4342, 4446, 4676, 4788, 5187, 5928, 6012, 6346, 6513, 6552, 6916, 7014, 8684, 8892, 9352, 9519, 9576, 10374, 10521, 12024, 12692, 13026, 13832, 14028, 15197, 15561, 17368, 17784, 19038, 19539, 20748, 21042, 22211, 25384, 26052, 28056, 28557, 30394, 31122, 38076, 39078, 41249, 41496, 42084, 44422, 45591, 52104, 57114, 60788, 62244, 66633, 76152, 78156, 82498, 84168, 88844, 91182, 114228, 121576, 123747, 124488, 133266, 136773, 156312, 164996, 177688, 182364, 199899, 228456, 247494, 266532, 273546, 288743, 329992, 364728, 371241, 399798, 494988, 533064, 547092, 577486, 742482, 799596, 866229, 989976, 1094184, 1154972, 1484964, 1599192, 1732458, 2309944, 2598687, 2969928, 3464916, 5197374, 6929832, 10394748, 20789496]

約数ペア:

[(1, 20789496), (2, 10394748), (3, 6929832), (4, 5197374), (6, 3464916), (7, 2969928), (8, 2598687), (9, 2309944), (12, 1732458), (13, 1599192), (14, 1484964), (18, 1154972), (19, 1094184), (21, 989976), (24, 866229), (26, 799596), (28, 742482), (36, 577486), (38, 547092), (39, 533064), (42, 494988), (52, 399798), (56, 371241), (57, 364728), (63, 329992), (72, 288743), (76, 273546), (78, 266532), (84, 247494), (91, 228456), (104, 199899), (114, 182364), (117, 177688), (126, 164996), (133, 156312), (152, 136773), (156, 133266), (167, 124488), (168, 123747), (171, 121576), (182, 114228), (228, 91182), (234, 88844), (247, 84168), (252, 82498), (266, 78156), (273, 76152), (312, 66633), (334, 62244), (342, 60788), (364, 57114), (399, 52104), (456, 45591), (468, 44422), (494, 42084), (501, 41496), (504, 41249), (532, 39078), (546, 38076), (668, 31122), (684, 30394), (728, 28557), (741, 28056), (798, 26052), (819, 25384), (936, 22211), (988, 21042), (1002, 20748), (1064, 19539), (1092, 19038), (1169, 17784), (1197, 17368), (1336, 15561), (1368, 15197), (1482, 14028), (1503, 13832), (1596, 13026), (1638, 12692), (1729, 12024), (1976, 10521), (2004, 10374), (2171, 9576), (2184, 9519), (2223, 9352), (2338, 8892), (2394, 8684), (2964, 7014), (3006, 6916), (3173, 6552), (3192, 6513), (3276, 6346), (3458, 6012), (3507, 5928), (4008, 5187), (4342, 4788), (4446, 4676)]