19413681

素因数分解:

$3^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{1523}}^1$

素因数の和:2140

約数の個数: 16

約数和(自身を含む): 29650944

約数和(自身を除く): 10237263

約数列:

[1, 3, 7, 21, 607, 1523, 1821, 4249, 4569, 10661, 12747, 31983, 924461, 2773383, 6471227, 19413681]

約数ペア:

[(1, 19413681), (3, 6471227), (7, 2773383), (21, 924461), (607, 31983), (1523, 12747), (1821, 10661), (4249, 4569)]