19548020

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1579}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 41143200

約数和(自身を除く): 21595180

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 1579, 2476, 3095, 3158, 6190, 6316, 7895, 12380, 15790, 31580, 977401, 1954802, 3909604, 4887005, 9774010, 19548020]

約数ペア:

[(1, 19548020), (2, 9774010), (4, 4887005), (5, 3909604), (10, 1954802), (20, 977401), (619, 31580), (1238, 15790), (1579, 12380), (2476, 7895), (3095, 6316), (3158, 6190)]