19976145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{190249}}^1$

素因数の和:190264

約数の個数: 16

約数和(自身を含む): 36528000

約数和(自身を除く): 16551855

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 190249, 570747, 951245, 1331743, 2853735, 3995229, 6658715, 19976145]

約数ペア:

[(1, 19976145), (3, 6658715), (5, 3995229), (7, 2853735), (15, 1331743), (21, 951245), (35, 570747), (105, 190249)]