20123488084

素因数分解:

$2^2\times 7^1\times {\mathrm{853}}^1\times {\mathrm{842551}}^1$

素因数の和:843415

約数の個数: 24

約数和(自身を含む): 40294206848

約数和(自身を除く): 20170718764

約数列:

[1, 2, 4, 7, 14, 28, 853, 1706, 3412, 5971, 11942, 23884, 842551, 1685102, 3370204, 5897857, 11795714, 23591428, 718696003, 1437392006, 2874784012, 5030872021, 10061744042, 20123488084]

約数ペア:

[(1, 20123488084), (2, 10061744042), (4, 5030872021), (7, 2874784012), (14, 1437392006), (28, 718696003), (853, 23591428), (1706, 11795714), (3412, 5897857), (5971, 3370204), (11942, 1685102), (23884, 842551)]