20177157

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6719}}^1$

素因数の和:6753

約数の個数: 32

約数和(自身を含む): 36126720

約数和(自身を除く): 15949563

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 6719, 20157, 47033, 73909, 87347, 141099, 221727, 262041, 517363, 611429, 960817, 1552089, 1834287, 2882451, 6725719, 20177157]

約数ペア:

[(1, 20177157), (3, 6725719), (7, 2882451), (11, 1834287), (13, 1552089), (21, 960817), (33, 611429), (39, 517363), (77, 262041), (91, 221727), (143, 141099), (231, 87347), (273, 73909), (429, 47033), (1001, 20157), (3003, 6719)]