18699874

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{10987}}^1$

素因数の和:11049

約数の個数: 16

約数和(自身を含む): 30063168

約数和(自身を除く): 11363294

約数列:

[1, 2, 23, 37, 46, 74, 851, 1702, 10987, 21974, 252701, 406519, 505402, 813038, 9349937, 18699874]

約数ペア:

[(1, 18699874), (2, 9349937), (23, 813038), (37, 505402), (46, 406519), (74, 252701), (851, 21974), (1702, 10987)]