18762985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2063}}^1$

素因数の和:2192

約数の個数: 16

約数和(自身を含む): 24074496

約数和(自身を除く): 5311511

約数列:

[1, 5, 17, 85, 107, 535, 1819, 2063, 9095, 10315, 35071, 175355, 220741, 1103705, 3752597, 18762985]

約数ペア:

[(1, 18762985), (5, 3752597), (17, 1103705), (85, 220741), (107, 175355), (535, 35071), (1819, 10315), (2063, 9095)]