39161648

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{56921}}^1$

素因数の和:56972

約数の個数: 20

約数和(自身を含む): 77641608

約数和(自身を除く): 38479960

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 56921, 113842, 227684, 455368, 910736, 2447603, 4895206, 9790412, 19580824, 39161648]

約数ペア:

[(1, 39161648), (2, 19580824), (4, 9790412), (8, 4895206), (16, 2447603), (43, 910736), (86, 455368), (172, 227684), (344, 113842), (688, 56921)]