19416246620

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1\times {\mathrm{10133}}^1$

素因数の和:10934

約数の個数: 48

約数和(自身を含む): 41115664800

約数和(自身を除く): 21699418180

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 643, 745, 1286, 1490, 2572, 2980, 3215, 6430, 10133, 12860, 20266, 40532, 50665, 95807, 101330, 191614, 202660, 383228, 479035, 958070, 1509817, 1916140, 3019634, 6039268, 6515519, 7549085, 13031038, 15098170, 26062076, 30196340, 32577595, 65155190, 130310380, 970812331, 1941624662, 3883249324, 4854061655, 9708123310, 19416246620]

約数ペア:

[(1, 19416246620), (2, 9708123310), (4, 4854061655), (5, 3883249324), (10, 1941624662), (20, 970812331), (149, 130310380), (298, 65155190), (596, 32577595), (643, 30196340), (745, 26062076), (1286, 15098170), (1490, 13031038), (2572, 7549085), (2980, 6515519), (3215, 6039268), (6430, 3019634), (10133, 1916140), (12860, 1509817), (20266, 958070), (40532, 479035), (50665, 383228), (95807, 202660), (101330, 191614)]