18503912

素因数分解:

$2^3\times 7^1\times {\mathrm{330427}}^1$

素因数の和:330440

約数の個数: 16

約数和(自身を含む): 39651360

約数和(自身を除く): 21147448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 330427, 660854, 1321708, 2312989, 2643416, 4625978, 9251956, 18503912]

約数ペア:

[(1, 18503912), (2, 9251956), (4, 4625978), (7, 2643416), (8, 2312989), (14, 1321708), (28, 660854), (56, 330427)]