18185318

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20807}}^1$

素因数の和:20851

約数の個数: 16

約数和(自身を含む): 29963520

約数和(自身を除く): 11778202

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 20807, 41614, 395333, 478561, 790666, 957122, 9092659, 18185318]

約数ペア:

[(1, 18185318), (2, 9092659), (19, 957122), (23, 790666), (38, 478561), (46, 395333), (437, 41614), (874, 20807)]