20312857578

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{5107}}^1\times {\mathrm{50993}}^1$

素因数の和:56118

約数の個数: 32

約数和(自身を含む): 43760195136

約数和(自身を除く): 23447337558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 5107, 10214, 15321, 30642, 50993, 66391, 101986, 132782, 152979, 199173, 305958, 398346, 662909, 1325818, 1988727, 3977454, 260421251, 520842502, 781263753, 1562527506, 3385476263, 6770952526, 10156428789, 20312857578]

約数ペア:

[(1, 20312857578), (2, 10156428789), (3, 6770952526), (6, 3385476263), (13, 1562527506), (26, 781263753), (39, 520842502), (78, 260421251), (5107, 3977454), (10214, 1988727), (15321, 1325818), (30642, 662909), (50993, 398346), (66391, 305958), (101986, 199173), (132782, 152979)]