19982608

素因数分解:

$2^4\times {\mathrm{751}}^1\times {\mathrm{1663}}^1$

素因数の和:2422

約数の個数: 20

約数和(自身を含む): 38791168

約数和(自身を除く): 18808560

約数列:

[1, 2, 4, 8, 16, 751, 1502, 1663, 3004, 3326, 6008, 6652, 12016, 13304, 26608, 1248913, 2497826, 4995652, 9991304, 19982608]

約数ペア:

[(1, 19982608), (2, 9991304), (4, 4995652), (8, 2497826), (16, 1248913), (751, 26608), (1502, 13304), (1663, 12016), (3004, 6652), (3326, 6008)]