20951413

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{727}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 25159680

約数和(自身を除く): 4208267

約数列:

[1, 7, 23, 161, 179, 727, 1253, 4117, 5089, 16721, 28819, 117047, 130133, 910931, 2993059, 20951413]

約数ペア:

[(1, 20951413), (7, 2993059), (23, 910931), (161, 130133), (179, 117047), (727, 28819), (1253, 16721), (4117, 5089)]