20899688

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{44279}}^1$

素因数の和:44344

約数の個数: 16

約数和(自身を含む): 39852000

約数和(自身を除く): 18952312

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 44279, 88558, 177116, 354232, 2612461, 5224922, 10449844, 20899688]

約数ペア:

[(1, 20899688), (2, 10449844), (4, 5224922), (8, 2612461), (59, 354232), (118, 177116), (236, 88558), (472, 44279)]