19428690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15061}}^1$

素因数の和:15114

約数の個数: 32

約数和(自身を含む): 47716416

約数和(自身を除く): 28287726

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 15061, 30122, 45183, 75305, 90366, 150610, 225915, 451830, 647623, 1295246, 1942869, 3238115, 3885738, 6476230, 9714345, 19428690]

約数ペア:

[(1, 19428690), (2, 9714345), (3, 6476230), (5, 3885738), (6, 3238115), (10, 1942869), (15, 1295246), (30, 647623), (43, 451830), (86, 225915), (129, 150610), (215, 90366), (258, 75305), (430, 45183), (645, 30122), (1290, 15061)]