17720230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{161093}}^1$

素因数の和:161111

約数の個数: 16

約数和(自身を含む): 34796304

約数和(自身を除く): 17076074

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 161093, 322186, 805465, 1610930, 1772023, 3544046, 8860115, 17720230]

約数ペア:

[(1, 17720230), (2, 8860115), (5, 3544046), (10, 1772023), (11, 1610930), (22, 805465), (55, 322186), (110, 161093)]