20338630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9203}}^1$

素因数の和:9240

約数の個数: 32

約数和(自身を含む): 41749344

約数和(自身を除く): 21410714

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 9203, 18406, 46015, 92030, 119639, 156451, 239278, 312902, 598195, 782255, 1196390, 1564510, 2033863, 4067726, 10169315, 20338630]

約数ペア:

[(1, 20338630), (2, 10169315), (5, 4067726), (10, 2033863), (13, 1564510), (17, 1196390), (26, 782255), (34, 598195), (65, 312902), (85, 239278), (130, 156451), (170, 119639), (221, 92030), (442, 46015), (1105, 18406), (2210, 9203)]