20104351659

素因数分解:

$3^3\times 7^2\times {\mathrm{107}}^1\times {\mathrm{142019}}^1$

素因数の和:142149

約数の個数: 48

約数和(自身を含む): 34971004800

約数和(自身を除く): 14866653141

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 107, 147, 189, 321, 441, 749, 963, 1323, 2247, 2889, 5243, 6741, 15729, 20223, 47187, 141561, 142019, 426057, 994133, 1278171, 2982399, 3834513, 6958931, 8947197, 15196033, 20876793, 26841591, 45588099, 62630379, 106372231, 136764297, 187891137, 319116693, 410292891, 744605617, 957350079, 2233816851, 2872050237, 6701450553, 20104351659]

約数ペア:

[(1, 20104351659), (3, 6701450553), (7, 2872050237), (9, 2233816851), (21, 957350079), (27, 744605617), (49, 410292891), (63, 319116693), (107, 187891137), (147, 136764297), (189, 106372231), (321, 62630379), (441, 45588099), (749, 26841591), (963, 20876793), (1323, 15196033), (2247, 8947197), (2889, 6958931), (5243, 3834513), (6741, 2982399), (15729, 1278171), (20223, 994133), (47187, 426057), (141561, 142019)]