17900485

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2179}}^1$

素因数の和:2268

約数の個数: 16

約数和(自身を含む): 22602240

約数和(自身を除く): 4701755

約数列:

[1, 5, 31, 53, 155, 265, 1643, 2179, 8215, 10895, 67549, 115487, 337745, 577435, 3580097, 17900485]

約数ペア:

[(1, 17900485), (5, 3580097), (31, 577435), (53, 337745), (155, 115487), (265, 67549), (1643, 10895), (2179, 8215)]