19672917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{4001}}^1$

素因数の和:4164

約数の個数: 16

約数和(自身を含む): 28814400

約数和(自身を除く): 9141483

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4001, 4917, 12003, 44011, 132033, 596149, 1788447, 6557639, 19672917]

約数ペア:

[(1, 19672917), (3, 6557639), (11, 1788447), (33, 596149), (149, 132033), (447, 44011), (1639, 12003), (4001, 4917)]