18455327

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{389}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 21340800

約数和(自身を除く): 2885473

約数列:

[1, 11, 19, 209, 227, 389, 2497, 4279, 4313, 7391, 47443, 81301, 88303, 971333, 1677757, 18455327]

約数ペア:

[(1, 18455327), (11, 1677757), (19, 971333), (209, 88303), (227, 81301), (389, 47443), (2497, 7391), (4279, 4313)]