20190169905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31302589}}^1$

素因数の和:31302640

約数の個数: 16

約数和(自身を含む): 33055535040

約数和(自身を除く): 12865365135

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 31302589, 93907767, 156512945, 469538835, 1346011327, 4038033981, 6730056635, 20190169905]

約数ペア:

[(1, 20190169905), (3, 6730056635), (5, 4038033981), (15, 1346011327), (43, 469538835), (129, 156512945), (215, 93907767), (645, 31302589)]