20576419773

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1\times {\mathrm{1433}}^1$

素因数の和:1958

約数の個数: 64

約数和(自身を含む): 34113139200

約数和(自身を除く): 13536719427

約数列:

[1, 3, 7, 13, 21, 39, 91, 149, 273, 353, 447, 1043, 1059, 1433, 1937, 2471, 3129, 4299, 4589, 5811, 7413, 10031, 13559, 13767, 18629, 30093, 32123, 40677, 52597, 55887, 96369, 130403, 157791, 213517, 368179, 391209, 505849, 640551, 683761, 1104537, 1494619, 1517547, 2051283, 2775721, 3540943, 4483857, 4786327, 6576037, 8327163, 10622829, 14358981, 19430047, 19728111, 46032259, 58290141, 75371501, 138096777, 226114503, 527600507, 979829513, 1582801521, 2939488539, 6858806591, 20576419773]

約数ペア:

[(1, 20576419773), (3, 6858806591), (7, 2939488539), (13, 1582801521), (21, 979829513), (39, 527600507), (91, 226114503), (149, 138096777), (273, 75371501), (353, 58290141), (447, 46032259), (1043, 19728111), (1059, 19430047), (1433, 14358981), (1937, 10622829), (2471, 8327163), (3129, 6576037), (4299, 4786327), (4589, 4483857), (5811, 3540943), (7413, 2775721), (10031, 2051283), (13559, 1517547), (13767, 1494619), (18629, 1104537), (30093, 683761), (32123, 640551), (40677, 505849), (52597, 391209), (55887, 368179), (96369, 213517), (130403, 157791)]