2147018978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{15619}}^1$

素因数の和:15962

約数の個数: 32

約数和(自身を含む): 3684320640

約数和(自身を除く): 1537301662

約数列:

[1, 2, 13, 17, 26, 34, 221, 311, 442, 622, 4043, 5287, 8086, 10574, 15619, 31238, 68731, 137462, 203047, 265523, 406094, 531046, 3451799, 4857509, 6903598, 9715018, 63147617, 82577653, 126295234, 165155306, 1073509489, 2147018978]

約数ペア:

[(1, 2147018978), (2, 1073509489), (13, 165155306), (17, 126295234), (26, 82577653), (34, 63147617), (221, 9715018), (311, 6903598), (442, 4857509), (622, 3451799), (4043, 531046), (5287, 406094), (8086, 265523), (10574, 203047), (15619, 137462), (31238, 68731)]