19992315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{190403}}^1$

素因数の和:190418

約数の個数: 16

約数和(自身を含む): 36557568

約数和(自身を除く): 16565253

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 190403, 571209, 952015, 1332821, 2856045, 3998463, 6664105, 19992315]

約数ペア:

[(1, 19992315), (3, 6664105), (5, 3998463), (7, 2856045), (15, 1332821), (21, 952015), (35, 571209), (105, 190403)]