20004056

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{37321}}^1$

素因数の和:37394

約数の個数: 16

約数和(自身を含む): 38068440

約数和(自身を除く): 18064384

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 37321, 74642, 149284, 298568, 2500507, 5001014, 10002028, 20004056]

約数ペア:

[(1, 20004056), (2, 10002028), (4, 5001014), (8, 2500507), (67, 298568), (134, 149284), (268, 74642), (536, 37321)]