20105830557

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{719}}^1\times {\mathrm{7451}}^1$

素因数の和:8318

約数の個数: 32

約数和(自身を含む): 30046464000

約数和(自身を除く): 9940633443

約数列:

[1, 3, 9, 27, 139, 417, 719, 1251, 2157, 3753, 6471, 7451, 19413, 22353, 67059, 99941, 201177, 299823, 899469, 1035689, 2698407, 3107067, 5357269, 9321201, 16071807, 27963603, 48215421, 144646263, 744660391, 2233981173, 6701943519, 20105830557]

約数ペア:

[(1, 20105830557), (3, 6701943519), (9, 2233981173), (27, 744660391), (139, 144646263), (417, 48215421), (719, 27963603), (1251, 16071807), (2157, 9321201), (3753, 5357269), (6471, 3107067), (7451, 2698407), (19413, 1035689), (22353, 899469), (67059, 299823), (99941, 201177)]