18422818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{13103}}^1$

素因数の和:13161

約数の個数: 16

約数和(自身を含む): 29877120

約数和(自身を除く): 11454302

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 13103, 26206, 248957, 484811, 497914, 969622, 9211409, 18422818]

約数ペア:

[(1, 18422818), (2, 9211409), (19, 969622), (37, 497914), (38, 484811), (74, 248957), (703, 26206), (1406, 13103)]