18141558948

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{2551}}^1$

素因数の和:2898

約数の個数: 144

約数和(自身を含む): 49771962240

約数和(自身を除く): 31630403292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 281, 333, 342, 444, 562, 666, 684, 703, 843, 1124, 1332, 1406, 1686, 2109, 2529, 2551, 2812, 3372, 4218, 5058, 5102, 5339, 6327, 7653, 8436, 10116, 10204, 10397, 10678, 12654, 15306, 16017, 20794, 21356, 22959, 25308, 30612, 31191, 32034, 41588, 45918, 48051, 48469, 62382, 64068, 91836, 93573, 94387, 96102, 96938, 124764, 145407, 187146, 188774, 192204, 193876, 197543, 283161, 290814, 374292, 377548, 395086, 436221, 566322, 581628, 592629, 716831, 790172, 849483, 872442, 1132644, 1185258, 1433662, 1698966, 1744884, 1777887, 1793353, 2150493, 2370516, 2867324, 3397932, 3555774, 3586706, 4300986, 5380059, 6451479, 7111548, 7173412, 8601972, 10760118, 12902958, 13619789, 16140177, 21520236, 25805916, 26522747, 27239578, 32280354, 40859367, 53045494, 54479156, 64560708, 79568241, 81718734, 106090988, 122578101, 159136482, 163437468, 238704723, 245156202, 318272964, 477409446, 490312404, 503932193, 954818892, 1007864386, 1511796579, 2015728772, 3023593158, 4535389737, 6047186316, 9070779474, 18141558948]

約数ペア:

[(1, 18141558948), (2, 9070779474), (3, 6047186316), (4, 4535389737), (6, 3023593158), (9, 2015728772), (12, 1511796579), (18, 1007864386), (19, 954818892), (36, 503932193), (37, 490312404), (38, 477409446), (57, 318272964), (74, 245156202), (76, 238704723), (111, 163437468), (114, 159136482), (148, 122578101), (171, 106090988), (222, 81718734), (228, 79568241), (281, 64560708), (333, 54479156), (342, 53045494), (444, 40859367), (562, 32280354), (666, 27239578), (684, 26522747), (703, 25805916), (843, 21520236), (1124, 16140177), (1332, 13619789), (1406, 12902958), (1686, 10760118), (2109, 8601972), (2529, 7173412), (2551, 7111548), (2812, 6451479), (3372, 5380059), (4218, 4300986), (5058, 3586706), (5102, 3555774), (5339, 3397932), (6327, 2867324), (7653, 2370516), (8436, 2150493), (10116, 1793353), (10204, 1777887), (10397, 1744884), (10678, 1698966), (12654, 1433662), (15306, 1185258), (16017, 1132644), (20794, 872442), (21356, 849483), (22959, 790172), (25308, 716831), (30612, 592629), (31191, 581628), (32034, 566322), (41588, 436221), (45918, 395086), (48051, 377548), (48469, 374292), (62382, 290814), (64068, 283161), (91836, 197543), (93573, 193876), (94387, 192204), (96102, 188774), (96938, 187146), (124764, 145407)]