20654996

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{607}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 37180416

約数和(自身を除く): 16525420

約数列:

[1, 2, 4, 47, 94, 181, 188, 362, 607, 724, 1214, 2428, 8507, 17014, 28529, 34028, 57058, 109867, 114116, 219734, 439468, 5163749, 10327498, 20654996]

約数ペア:

[(1, 20654996), (2, 10327498), (4, 5163749), (47, 439468), (94, 219734), (181, 114116), (188, 109867), (362, 57058), (607, 34028), (724, 28529), (1214, 17014), (2428, 8507)]