20889218403

素因数分解:

$3^2\times {\mathrm{269}}^1\times {\mathrm{491}}^1\times {\mathrm{17573}}^1$

素因数の和:18339

約数の個数: 24

約数和(自身を含む): 30348892080

約数和(自身を除く): 9459673677

約数列:

[1, 3, 9, 269, 491, 807, 1473, 2421, 4419, 17573, 52719, 132079, 158157, 396237, 1188711, 4727137, 8628343, 14181411, 25885029, 42544233, 77655087, 2321024267, 6963072801, 20889218403]

約数ペア:

[(1, 20889218403), (3, 6963072801), (9, 2321024267), (269, 77655087), (491, 42544233), (807, 25885029), (1473, 14181411), (2421, 8628343), (4419, 4727137), (17573, 1188711), (52719, 396237), (132079, 158157)]