20126800463

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{668509}}^1$

素因数の和:668567

約数の個数: 32

約数和(自身を含む): 27724446720

約数和(自身を除く): 7597646257

約数列:

[1, 7, 11, 17, 23, 77, 119, 161, 187, 253, 391, 1309, 1771, 2737, 4301, 30107, 668509, 4679563, 7353599, 11364653, 15375707, 51475193, 79552571, 107629949, 125011183, 169132777, 261387019, 875078281, 1183929439, 1829709133, 2875257209, 20126800463]

約数ペア:

[(1, 20126800463), (7, 2875257209), (11, 1829709133), (17, 1183929439), (23, 875078281), (77, 261387019), (119, 169132777), (161, 125011183), (187, 107629949), (253, 79552571), (391, 51475193), (1309, 15375707), (1771, 11364653), (2737, 7353599), (4301, 4679563), (30107, 668509)]