18385213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2113}}^1$

素因数の和:2244

約数の個数: 16

約数和(自身を含む): 23135616

約数和(自身を除く): 4750403

約数列:

[1, 7, 11, 77, 113, 791, 1243, 2113, 8701, 14791, 23243, 162701, 238769, 1671383, 2626459, 18385213]

約数ペア:

[(1, 18385213), (7, 2626459), (11, 1671383), (77, 238769), (113, 162701), (791, 23243), (1243, 14791), (2113, 8701)]