20450069336

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{649291}}^1$

素因数の和:649455

約数の個数: 32

約数和(自身を含む): 39892500480

約数和(自身を除く): 19442431144

約数列:

[1, 2, 4, 8, 31, 62, 124, 127, 248, 254, 508, 1016, 3937, 7874, 15748, 31496, 649291, 1298582, 2597164, 5194328, 20128021, 40256042, 80512084, 82459957, 161024168, 164919914, 329839828, 659679656, 2556258667, 5112517334, 10225034668, 20450069336]

約数ペア:

[(1, 20450069336), (2, 10225034668), (4, 5112517334), (8, 2556258667), (31, 659679656), (62, 329839828), (124, 164919914), (127, 161024168), (248, 82459957), (254, 80512084), (508, 40256042), (1016, 20128021), (3937, 5194328), (7874, 2597164), (15748, 1298582), (31496, 649291)]