20515673853

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1\times {\mathrm{733}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 30602797056

約数和(自身を除く): 10087123203

約数列:

[1, 3, 9, 47, 127, 141, 381, 423, 521, 733, 1143, 1563, 2199, 4689, 5969, 6597, 17907, 24487, 34451, 53721, 66167, 73461, 93091, 103353, 198501, 220383, 279273, 310059, 381893, 595503, 837819, 1145679, 3109849, 3437037, 4375277, 9329547, 13125831, 17948971, 27988641, 39377493, 48500411, 53846913, 145501233, 161540739, 436503699, 2279519317, 6838557951, 20515673853]

約数ペア:

[(1, 20515673853), (3, 6838557951), (9, 2279519317), (47, 436503699), (127, 161540739), (141, 145501233), (381, 53846913), (423, 48500411), (521, 39377493), (733, 27988641), (1143, 17948971), (1563, 13125831), (2199, 9329547), (4689, 4375277), (5969, 3437037), (6597, 3109849), (17907, 1145679), (24487, 837819), (34451, 595503), (53721, 381893), (66167, 310059), (73461, 279273), (93091, 220383), (103353, 198501)]