18789706

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{8707}}^1$

素因数の和:8805

約数の個数: 16

約数和(自身を含む): 30721824

約数和(自身を除く): 11932118

約数列:

[1, 2, 13, 26, 83, 166, 1079, 2158, 8707, 17414, 113191, 226382, 722681, 1445362, 9394853, 18789706]

約数ペア:

[(1, 18789706), (2, 9394853), (13, 1445362), (26, 722681), (83, 226382), (166, 113191), (1079, 17414), (2158, 8707)]