20129681272

素因数分解:

$2^3\times {\mathrm{5167}}^1\times {\mathrm{486977}}^1$

素因数の和:492150

約数の個数: 16

約数和(自身を含む): 37750534560

約数和(自身を除く): 17620853288

約数列:

[1, 2, 4, 8, 5167, 10334, 20668, 41336, 486977, 973954, 1947908, 3895816, 2516210159, 5032420318, 10064840636, 20129681272]

約数ペア:

[(1, 20129681272), (2, 10064840636), (4, 5032420318), (8, 2516210159), (5167, 3895816), (10334, 1947908), (20668, 973954), (41336, 486977)]