19567335

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 32306688

約数和(自身を除く): 12739353

約数列:

[1, 3, 5, 15, 53, 151, 159, 163, 265, 453, 489, 755, 795, 815, 2265, 2445, 8003, 8639, 24009, 24613, 25917, 40015, 43195, 73839, 120045, 123065, 129585, 369195, 1304489, 3913467, 6522445, 19567335]

約数ペア:

[(1, 19567335), (3, 6522445), (5, 3913467), (15, 1304489), (53, 369195), (151, 129585), (159, 123065), (163, 120045), (265, 73839), (453, 43195), (489, 40015), (755, 25917), (795, 24613), (815, 24009), (2265, 8639), (2445, 8003)]