18463376

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{2741}}^1$

素因数の和:3170

約数の個数: 20

約数和(自身を含む): 35870844

約数和(自身を除く): 17407468

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 2741, 3368, 5482, 6736, 10964, 21928, 43856, 1153961, 2307922, 4615844, 9231688, 18463376]

約数ペア:

[(1, 18463376), (2, 9231688), (4, 4615844), (8, 2307922), (16, 1153961), (421, 43856), (842, 21928), (1684, 10964), (2741, 6736), (3368, 5482)]