20680228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1699}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 38556000

約数和(自身を除く): 17875772

約数列:

[1, 2, 4, 17, 34, 68, 179, 358, 716, 1699, 3043, 3398, 6086, 6796, 12172, 28883, 57766, 115532, 304121, 608242, 1216484, 5170057, 10340114, 20680228]

約数ペア:

[(1, 20680228), (2, 10340114), (4, 5170057), (17, 1216484), (34, 608242), (68, 304121), (179, 115532), (358, 57766), (716, 28883), (1699, 12172), (3043, 6796), (3398, 6086)]