19098680

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1301}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 43122240

約数和(自身を除く): 24023560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1301, 1468, 1835, 2602, 2936, 3670, 5204, 6505, 7340, 10408, 13010, 14680, 26020, 52040, 477467, 954934, 1909868, 2387335, 3819736, 4774670, 9549340, 19098680]

約数ペア:

[(1, 19098680), (2, 9549340), (4, 4774670), (5, 3819736), (8, 2387335), (10, 1909868), (20, 954934), (40, 477467), (367, 52040), (734, 26020), (1301, 14680), (1468, 13010), (1835, 10408), (2602, 7340), (2936, 6505), (3670, 5204)]