19289310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{642977}}^1$

素因数の和:642987

約数の個数: 16

約数和(自身を含む): 46294416

約数和(自身を除く): 27005106

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 642977, 1285954, 1928931, 3214885, 3857862, 6429770, 9644655, 19289310]

約数ペア:

[(1, 19289310), (2, 9644655), (3, 6429770), (5, 3857862), (6, 3214885), (10, 1928931), (15, 1285954), (30, 642977)]