20199844

素因数分解:

$2^2\times 7^1\times {\mathrm{587}}^1\times {\mathrm{1229}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 40501440

約数和(自身を除く): 20301596

約数列:

[1, 2, 4, 7, 14, 28, 587, 1174, 1229, 2348, 2458, 4109, 4916, 8218, 8603, 16436, 17206, 34412, 721423, 1442846, 2885692, 5049961, 10099922, 20199844]

約数ペア:

[(1, 20199844), (2, 10099922), (4, 5049961), (7, 2885692), (14, 1442846), (28, 721423), (587, 34412), (1174, 17206), (1229, 16436), (2348, 8603), (2458, 8218), (4109, 4916)]