20197600528

素因数分解:

$2^4\times 7^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1\times {\mathrm{4153}}^1$

素因数の和:4592

約数の個数: 80

約数和(自身を含む): 45171858816

約数和(自身を除く): 24974258288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173, 251, 346, 502, 692, 1004, 1211, 1384, 1757, 2008, 2422, 2768, 3514, 4016, 4153, 4844, 7028, 8306, 9688, 14056, 16612, 19376, 28112, 29071, 33224, 43423, 58142, 66448, 86846, 116284, 173692, 232568, 303961, 347384, 465136, 607922, 694768, 718469, 1042403, 1215844, 1436938, 2084806, 2431688, 2873876, 4169612, 4863376, 5029283, 5747752, 7296821, 8339224, 10058566, 11495504, 14593642, 16678448, 20117132, 29187284, 40234264, 58374568, 80468528, 116749136, 180335719, 360671438, 721342876, 1262350033, 1442685752, 2524700066, 2885371504, 5049400132, 10098800264, 20197600528]

約数ペア:

[(1, 20197600528), (2, 10098800264), (4, 5049400132), (7, 2885371504), (8, 2524700066), (14, 1442685752), (16, 1262350033), (28, 721342876), (56, 360671438), (112, 180335719), (173, 116749136), (251, 80468528), (346, 58374568), (502, 40234264), (692, 29187284), (1004, 20117132), (1211, 16678448), (1384, 14593642), (1757, 11495504), (2008, 10058566), (2422, 8339224), (2768, 7296821), (3514, 5747752), (4016, 5029283), (4153, 4863376), (4844, 4169612), (7028, 2873876), (8306, 2431688), (9688, 2084806), (14056, 1436938), (16612, 1215844), (19376, 1042403), (28112, 718469), (29071, 694768), (33224, 607922), (43423, 465136), (58142, 347384), (66448, 303961), (86846, 232568), (116284, 173692)]