18789010

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{11527}}^1$

素因数の和:11697

約数の個数: 16

約数和(自身を含む): 34030656

約数和(自身を除く): 15241646

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 11527, 23054, 57635, 115270, 1878901, 3757802, 9394505, 18789010]

約数ペア:

[(1, 18789010), (2, 9394505), (5, 3757802), (10, 1878901), (163, 115270), (326, 57635), (815, 23054), (1630, 11527)]