18568438

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4007}}^1$

素因数の和:4347

約数の個数: 16

約数和(自身を含む): 31935744

約数和(自身を除く): 13367306

約数列:

[1, 2, 7, 14, 331, 662, 2317, 4007, 4634, 8014, 28049, 56098, 1326317, 2652634, 9284219, 18568438]

約数ペア:

[(1, 18568438), (2, 9284219), (7, 2652634), (14, 1326317), (331, 56098), (662, 28049), (2317, 8014), (4007, 4634)]