20510147154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{754771}}^1$

素因数の和:755430

約数の個数: 32

約数和(自身を含む): 46952856576

約数和(自身を除く): 26442709422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 647, 1294, 1941, 3882, 4529, 9058, 13587, 27174, 754771, 1509542, 2264313, 4528626, 5283397, 10566794, 15850191, 31700382, 488336837, 976673674, 1465010511, 2930021022, 3418357859, 6836715718, 10255073577, 20510147154]

約数ペア:

[(1, 20510147154), (2, 10255073577), (3, 6836715718), (6, 3418357859), (7, 2930021022), (14, 1465010511), (21, 976673674), (42, 488336837), (647, 31700382), (1294, 15850191), (1941, 10566794), (3882, 5283397), (4529, 4528626), (9058, 2264313), (13587, 1509542), (27174, 754771)]