20121255814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1\times {\mathrm{13831}}^1$

素因数の和:14676

約数の個数: 32

約数和(自身を含む): 33342865920

約数和(自身を除く): 13221610106

約数列:

[1, 2, 11, 22, 89, 178, 743, 979, 1486, 1958, 8173, 13831, 16346, 27662, 66127, 132254, 152141, 304282, 727397, 1230959, 1454794, 2461918, 10276433, 13540549, 20552866, 27081098, 113040763, 226081526, 914602537, 1829205074, 10060627907, 20121255814]

約数ペア:

[(1, 20121255814), (2, 10060627907), (11, 1829205074), (22, 914602537), (89, 226081526), (178, 113040763), (743, 27081098), (979, 20552866), (1486, 13540549), (1958, 10276433), (8173, 2461918), (13831, 1454794), (16346, 1230959), (27662, 727397), (66127, 304282), (132254, 152141)]