19597971

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 26737920

約数和(自身を除く): 7139949

約数列:

[1, 3, 59, 177, 263, 421, 789, 1263, 15517, 24839, 46551, 74517, 110723, 332169, 6532657, 19597971]

約数ペア:

[(1, 19597971), (3, 6532657), (59, 332169), (177, 110723), (263, 74517), (421, 46551), (789, 24839), (1263, 15517)]