20123781366

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{262459}}^1$

素因数の和:263460

約数の個数: 32

約数和(自身を含む): 43387787520

約数和(自身を除く): 23264006154

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 983, 1966, 2949, 5898, 12779, 25558, 38337, 76674, 262459, 524918, 787377, 1574754, 3411967, 6823934, 10235901, 20471802, 257997197, 515994394, 773991591, 1547983182, 3353963561, 6707927122, 10061890683, 20123781366]

約数ペア:

[(1, 20123781366), (2, 10061890683), (3, 6707927122), (6, 3353963561), (13, 1547983182), (26, 773991591), (39, 515994394), (78, 257997197), (983, 20471802), (1966, 10235901), (2949, 6823934), (5898, 3411967), (12779, 1574754), (25558, 787377), (38337, 524918), (76674, 262459)]