19885124

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{12037}}^1$

素因数の和:12107

約数の個数: 24

約数和(自身を含む): 40447680

約数和(自身を除く): 20562556

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 12037, 24074, 48148, 84259, 168518, 337036, 710183, 1420366, 2840732, 4971281, 9942562, 19885124]

約数ペア:

[(1, 19885124), (2, 9942562), (4, 4971281), (7, 2840732), (14, 1420366), (28, 710183), (59, 337036), (118, 168518), (236, 84259), (413, 48148), (826, 24074), (1652, 12037)]