19785930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{659531}}^1$

素因数の和:659541

約数の個数: 16

約数和(自身を含む): 47486304

約数和(自身を除く): 27700374

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 659531, 1319062, 1978593, 3297655, 3957186, 6595310, 9892965, 19785930]

約数ペア:

[(1, 19785930), (2, 9892965), (3, 6595310), (5, 3957186), (6, 3297655), (10, 1978593), (15, 1319062), (30, 659531)]