20119684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9437}}^1$

素因数の和:9495

約数の個数: 24

約数和(自身を含む): 38846808

約数和(自身を除く): 18727124

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 9437, 18874, 37748, 122681, 245362, 386917, 490724, 773834, 1547668, 5029921, 10059842, 20119684]

約数ペア:

[(1, 20119684), (2, 10059842), (4, 5029921), (13, 1547668), (26, 773834), (41, 490724), (52, 386917), (82, 245362), (164, 122681), (533, 37748), (1066, 18874), (2132, 9437)]