18931830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{631061}}^1$

素因数の和:631071

約数の個数: 16

約数和(自身を含む): 45436464

約数和(自身を除く): 26504634

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 631061, 1262122, 1893183, 3155305, 3786366, 6310610, 9465915, 18931830]

約数ペア:

[(1, 18931830), (2, 9465915), (3, 6310610), (5, 3786366), (6, 3155305), (10, 1893183), (15, 1262122), (30, 631061)]