18980162

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{719}}^1$

素因数の和:985

約数の個数: 16

約数和(自身を含む): 29082240

約数和(自身を除く): 10102078

約数列:

[1, 2, 67, 134, 197, 394, 719, 1438, 13199, 26398, 48173, 96346, 141643, 283286, 9490081, 18980162]

約数ペア:

[(1, 18980162), (2, 9490081), (67, 283286), (134, 141643), (197, 96346), (394, 48173), (719, 26398), (1438, 13199)]