20170742584

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{788659}}^1$

素因数の和:788827

約数の個数: 32

約数和(自身を含む): 39748464000

約数和(自身を除く): 19577721416

約数列:

[1, 2, 4, 8, 23, 46, 92, 139, 184, 278, 556, 1112, 3197, 6394, 12788, 25576, 788659, 1577318, 3154636, 6309272, 18139157, 36278314, 72556628, 109623601, 145113256, 219247202, 438494404, 876988808, 2521342823, 5042685646, 10085371292, 20170742584]

約数ペア:

[(1, 20170742584), (2, 10085371292), (4, 5042685646), (8, 2521342823), (23, 876988808), (46, 438494404), (92, 219247202), (139, 145113256), (184, 109623601), (278, 72556628), (556, 36278314), (1112, 18139157), (3197, 6309272), (6394, 3154636), (12788, 1577318), (25576, 788659)]