18675218

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2243}}^1$

素因数の和:2449

約数の個数: 16

約数和(自身を含む): 29405376

約数和(自身を除く): 10730158

約数列:

[1, 2, 23, 46, 181, 362, 2243, 4163, 4486, 8326, 51589, 103178, 405983, 811966, 9337609, 18675218]

約数ペア:

[(1, 18675218), (2, 9337609), (23, 811966), (46, 405983), (181, 103178), (362, 51589), (2243, 8326), (4163, 4486)]