20512508566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3491}}^1\times {\mathrm{14057}}^1$

素因数の和:17580

約数の個数: 32

約数和(自身を含む): 35345185920

約数和(自身を除く): 14832677354

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 3491, 6982, 14057, 28114, 38401, 66329, 76802, 132658, 154627, 267083, 309254, 534166, 729619, 1459238, 2937913, 5875826, 49072987, 98145974, 539802857, 932386753, 1079605714, 1864773506, 10256254283, 20512508566]

約数ペア:

[(1, 20512508566), (2, 10256254283), (11, 1864773506), (19, 1079605714), (22, 932386753), (38, 539802857), (209, 98145974), (418, 49072987), (3491, 5875826), (6982, 2937913), (14057, 1459238), (28114, 729619), (38401, 534166), (66329, 309254), (76802, 267083), (132658, 154627)]