19464081

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{859}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 32363520

約数和(自身を除く): 12899439

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 859, 1079, 1743, 2577, 3237, 6013, 7553, 11167, 18039, 22659, 33501, 71297, 78169, 213891, 234507, 499079, 926861, 1497237, 2780583, 6488027, 19464081]

約数ペア:

[(1, 19464081), (3, 6488027), (7, 2780583), (13, 1497237), (21, 926861), (39, 499079), (83, 234507), (91, 213891), (249, 78169), (273, 71297), (581, 33501), (859, 22659), (1079, 18039), (1743, 11167), (2577, 7553), (3237, 6013)]