12918032

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{21821}}^1$

素因数の和:21866

約数の個数: 20

約数和(自身を含む): 25706316

約数和(自身を除く): 12788284

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 21821, 43642, 87284, 174568, 349136, 807377, 1614754, 3229508, 6459016, 12918032]

約数ペア:

[(1, 12918032), (2, 6459016), (4, 3229508), (8, 1614754), (16, 807377), (37, 349136), (74, 174568), (148, 87284), (296, 43642), (592, 21821)]