19062760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11083}}^1$

素因数の和:11137

約数の個数: 32

約数和(自身を含む): 43892640

約数和(自身を除く): 24829880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 11083, 22166, 44332, 55415, 88664, 110830, 221660, 443320, 476569, 953138, 1906276, 2382845, 3812552, 4765690, 9531380, 19062760]

約数ペア:

[(1, 19062760), (2, 9531380), (4, 4765690), (5, 3812552), (8, 2382845), (10, 1906276), (20, 953138), (40, 476569), (43, 443320), (86, 221660), (172, 110830), (215, 88664), (344, 55415), (430, 44332), (860, 22166), (1720, 11083)]