19289265

素因数分解:

$3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1861}}^1$

素因数の和:2560

約数の個数: 16

約数和(自身を含む): 30924096

約数和(自身を除く): 11634831

約数列:

[1, 3, 5, 15, 691, 1861, 2073, 3455, 5583, 9305, 10365, 27915, 1285951, 3857853, 6429755, 19289265]

約数ペア:

[(1, 19289265), (3, 6429755), (5, 3857853), (15, 1285951), (691, 27915), (1861, 10365), (2073, 9305), (3455, 5583)]