20763921018

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1\times {\mathrm{1523}}^1$

素因数の和:2079

約数の個数: 64

約数和(自身を含む): 42961145472

約数和(自身を除く): 22197224454

約数列:

[1, 2, 3, 6, 41, 82, 123, 157, 246, 314, 353, 471, 706, 942, 1059, 1523, 2118, 3046, 4569, 6437, 9138, 12874, 14473, 19311, 28946, 38622, 43419, 55421, 62443, 86838, 110842, 124886, 166263, 187329, 239111, 332526, 374658, 478222, 537619, 717333, 1075238, 1434666, 1612857, 2272261, 3225714, 4544522, 6816783, 9803551, 13633566, 19607102, 22042379, 29410653, 44084758, 58821306, 66127137, 84406183, 132254274, 168812366, 253218549, 506437098, 3460653503, 6921307006, 10381960509, 20763921018]

約数ペア:

[(1, 20763921018), (2, 10381960509), (3, 6921307006), (6, 3460653503), (41, 506437098), (82, 253218549), (123, 168812366), (157, 132254274), (246, 84406183), (314, 66127137), (353, 58821306), (471, 44084758), (706, 29410653), (942, 22042379), (1059, 19607102), (1523, 13633566), (2118, 9803551), (3046, 6816783), (4569, 4544522), (6437, 3225714), (9138, 2272261), (12874, 1612857), (14473, 1434666), (19311, 1075238), (28946, 717333), (38622, 537619), (43419, 478222), (55421, 374658), (62443, 332526), (86838, 239111), (110842, 187329), (124886, 166263)]