39908648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2801}}^1$

素因数の和:2957

約数の個数: 32

約数和(自身を含む): 81201960

約数和(自身を除く): 41293312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1781, 2801, 3562, 5602, 7124, 11204, 14248, 22408, 36413, 72826, 145652, 291304, 383737, 767474, 1534948, 3069896, 4988581, 9977162, 19954324, 39908648]

約数ペア:

[(1, 39908648), (2, 19954324), (4, 9977162), (8, 4988581), (13, 3069896), (26, 1534948), (52, 767474), (104, 383737), (137, 291304), (274, 145652), (548, 72826), (1096, 36413), (1781, 22408), (2801, 14248), (3562, 11204), (5602, 7124)]