19045240

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2467}}^1$

素因数の和:2671

約数の個数: 32

約数和(自身を含む): 43091280

約数和(自身を除く): 24046040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 2467, 3860, 4934, 7720, 9868, 12335, 19736, 24670, 49340, 98680, 476131, 952262, 1904524, 2380655, 3809048, 4761310, 9522620, 19045240]

約数ペア:

[(1, 19045240), (2, 9522620), (4, 4761310), (5, 3809048), (8, 2380655), (10, 1904524), (20, 952262), (40, 476131), (193, 98680), (386, 49340), (772, 24670), (965, 19736), (1544, 12335), (1930, 9868), (2467, 7720), (3860, 4934)]