20876640903

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{3313}}^1\times {\mathrm{14897}}^1$

素因数の和:18263

約数の個数: 24

約数和(自身を含む): 30808110528

約数和(自身を除く): 9931469625

約数列:

[1, 3, 9, 47, 141, 423, 3313, 9939, 14897, 29817, 44691, 134073, 155711, 467133, 700159, 1401399, 2100477, 6301431, 49353761, 148061283, 444183849, 2319626767, 6958880301, 20876640903]

約数ペア:

[(1, 20876640903), (3, 6958880301), (9, 2319626767), (47, 444183849), (141, 148061283), (423, 49353761), (3313, 6301431), (9939, 2100477), (14897, 1401399), (29817, 700159), (44691, 467133), (134073, 155711)]