20219928375

素因数分解:

$3^1\times 5^3\times {\mathrm{53919809}}^1$

素因数の和:53919827

約数の個数: 16

約数和(自身を含む): 33645961440

約数和(自身を除く): 13426033065

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 53919809, 161759427, 269599045, 808797135, 1347995225, 4043985675, 6739976125, 20219928375]

約数ペア:

[(1, 20219928375), (3, 6739976125), (5, 4043985675), (15, 1347995225), (25, 808797135), (75, 269599045), (125, 161759427), (375, 53919809)]