18700010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{267143}}^1$

素因数の和:267157

約数の個数: 16

約数和(自身を含む): 38468736

約数和(自身を除く): 19768726

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 267143, 534286, 1335715, 1870001, 2671430, 3740002, 9350005, 18700010]

約数ペア:

[(1, 18700010), (2, 9350005), (5, 3740002), (7, 2671430), (10, 1870001), (14, 1335715), (35, 534286), (70, 267143)]