18255238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20887}}^1$

素因数の和:20931

約数の個数: 16

約数和(自身を含む): 30078720

約数和(自身を除く): 11823482

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 20887, 41774, 396853, 480401, 793706, 960802, 9127619, 18255238]

約数ペア:

[(1, 18255238), (2, 9127619), (19, 960802), (23, 793706), (38, 480401), (46, 396853), (437, 41774), (874, 20887)]