20707284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{132739}}^1$

素因数の和:132759

約数の個数: 24

約数和(自身を含む): 52034080

約数和(自身を除く): 31326796

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 132739, 265478, 398217, 530956, 796434, 1592868, 1725607, 3451214, 5176821, 6902428, 10353642, 20707284]

約数ペア:

[(1, 20707284), (2, 10353642), (3, 6902428), (4, 5176821), (6, 3451214), (12, 1725607), (13, 1592868), (26, 796434), (39, 530956), (52, 398217), (78, 265478), (156, 132739)]