20730558

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4229}}^1$

素因数の和:4296

約数の個数: 32

約数和(自身を含む): 44668800

約数和(自身を除く): 23938242

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 4229, 4902, 8458, 12687, 25374, 80351, 160702, 181847, 241053, 363694, 482106, 545541, 1091082, 3455093, 6910186, 10365279, 20730558]

約数ペア:

[(1, 20730558), (2, 10365279), (3, 6910186), (6, 3455093), (19, 1091082), (38, 545541), (43, 482106), (57, 363694), (86, 241053), (114, 181847), (129, 160702), (258, 80351), (817, 25374), (1634, 12687), (2451, 8458), (4229, 4902)]