18614830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8423}}^1$

素因数の和:8460

約数の個数: 32

約数和(自身を含む): 38211264

約数和(自身を除く): 19596434

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8423, 16846, 42115, 84230, 109499, 143191, 218998, 286382, 547495, 715955, 1094990, 1431910, 1861483, 3722966, 9307415, 18614830]

約数ペア:

[(1, 18614830), (2, 9307415), (5, 3722966), (10, 1861483), (13, 1431910), (17, 1094990), (26, 715955), (34, 547495), (65, 286382), (85, 218998), (130, 143191), (170, 109499), (221, 84230), (442, 42115), (1105, 16846), (2210, 8423)]