19549340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12373}}^1$

素因数の和:12461

約数の個数: 24

約数和(自身を含む): 41576640

約数和(自身を除く): 22027300

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 12373, 24746, 49492, 61865, 123730, 247460, 977467, 1954934, 3909868, 4887335, 9774670, 19549340]

約数ペア:

[(1, 19549340), (2, 9774670), (4, 4887335), (5, 3909868), (10, 1954934), (20, 977467), (79, 247460), (158, 123730), (316, 61865), (395, 49492), (790, 24746), (1580, 12373)]