20036612

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 35817600

約数和(自身を除く): 15780988

約数列:

[1, 2, 4, 79, 158, 163, 316, 326, 389, 652, 778, 1556, 12877, 25754, 30731, 51508, 61462, 63407, 122924, 126814, 253628, 5009153, 10018306, 20036612]

約数ペア:

[(1, 20036612), (2, 10018306), (4, 5009153), (79, 253628), (158, 126814), (163, 122924), (316, 63407), (326, 61462), (389, 51508), (652, 30731), (778, 25754), (1556, 12877)]