20695481163

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{47657}}^1$

素因数の和:47844

約数の個数: 48

約数和(自身を含む): 35032061376

約数和(自身を除く): 14336580213

約数列:

[1, 3, 7, 9, 21, 61, 63, 113, 183, 339, 427, 549, 791, 1017, 1281, 2373, 3843, 6893, 7119, 20679, 47657, 48251, 62037, 142971, 144753, 333599, 428913, 434259, 1000797, 2907077, 3002391, 5385241, 8721231, 16155723, 20349539, 26163693, 37696687, 48467169, 61048617, 113090061, 183145851, 328499701, 339270183, 985499103, 2299497907, 2956497309, 6898493721, 20695481163]

約数ペア:

[(1, 20695481163), (3, 6898493721), (7, 2956497309), (9, 2299497907), (21, 985499103), (61, 339270183), (63, 328499701), (113, 183145851), (183, 113090061), (339, 61048617), (427, 48467169), (549, 37696687), (791, 26163693), (1017, 20349539), (1281, 16155723), (2373, 8721231), (3843, 5385241), (6893, 3002391), (7119, 2907077), (20679, 1000797), (47657, 434259), (48251, 428913), (62037, 333599), (142971, 144753)]