2019354620

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{163643}}^1$

素因数の和:164269

約数の個数: 24

約数和(自身を含む): 4247543664

約数和(自身を除く): 2228189044

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 2468, 3085, 6170, 12340, 163643, 327286, 654572, 818215, 1636430, 3272860, 100967731, 201935462, 403870924, 504838655, 1009677310, 2019354620]

約数ペア:

[(1, 2019354620), (2, 1009677310), (4, 504838655), (5, 403870924), (10, 201935462), (20, 100967731), (617, 3272860), (1234, 1636430), (2468, 818215), (3085, 654572), (6170, 327286), (12340, 163643)]