19833460

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2473}}^1$

素因数の和:2883

約数の個数: 24

約数和(自身を含む): 41771016

約数和(自身を除く): 21937556

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 2473, 4010, 4946, 8020, 9892, 12365, 24730, 49460, 991673, 1983346, 3966692, 4958365, 9916730, 19833460]

約数ペア:

[(1, 19833460), (2, 9916730), (4, 4958365), (5, 3966692), (10, 1983346), (20, 991673), (401, 49460), (802, 24730), (1604, 12365), (2005, 9892), (2473, 8020), (4010, 4946)]