19105072

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3967}}^1$

素因数の和:4025

約数の個数: 40

約数和(自身を含む): 43298816

約数和(自身を除く): 24193744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 3967, 4816, 7934, 15868, 27769, 31736, 55538, 63472, 111076, 170581, 222152, 341162, 444304, 682324, 1194067, 1364648, 2388134, 2729296, 4776268, 9552536, 19105072]

約数ペア:

[(1, 19105072), (2, 9552536), (4, 4776268), (7, 2729296), (8, 2388134), (14, 1364648), (16, 1194067), (28, 682324), (43, 444304), (56, 341162), (86, 222152), (112, 170581), (172, 111076), (301, 63472), (344, 55538), (602, 31736), (688, 27769), (1204, 15868), (2408, 7934), (3967, 4816)]