18991674

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{293}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 44625672

約数和(自身を除く): 25633998

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 277, 293, 554, 586, 831, 879, 1662, 1758, 2493, 2637, 3601, 3809, 4986, 5274, 7202, 7618, 10803, 11427, 21606, 22854, 32409, 34281, 64818, 68562, 81161, 162322, 243483, 486966, 730449, 1055093, 1460898, 2110186, 3165279, 6330558, 9495837, 18991674]

約数ペア:

[(1, 18991674), (2, 9495837), (3, 6330558), (6, 3165279), (9, 2110186), (13, 1460898), (18, 1055093), (26, 730449), (39, 486966), (78, 243483), (117, 162322), (234, 81161), (277, 68562), (293, 64818), (554, 34281), (586, 32409), (831, 22854), (879, 21606), (1662, 11427), (1758, 10803), (2493, 7618), (2637, 7202), (3601, 5274), (3809, 4986)]