19156987393720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{225588641}}^1$

素因数の和:225588856

約数の個数: 64

約数和(自身を含む): 47265332271840

約数和(自身を除く): 28108344878120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 220, 386, 440, 772, 965, 1544, 1930, 2123, 3860, 4246, 7720, 8492, 10615, 16984, 21230, 42460, 84920, 225588641, 451177282, 902354564, 1127943205, 1804709128, 2255886410, 2481475051, 4511772820, 4962950102, 9023545640, 9925900204, 12407375255, 19851800408, 24814750510, 43538607713, 49629501020, 87077215426, 99259002040, 174154430852, 217693038565, 348308861704, 435386077130, 478924684843, 870772154260, 957849369686, 1741544308520, 1915698739372, 2394623424215, 3831397478744, 4789246848430, 9578493696860, 19156987393720]

約数ペア:

[(1, 19156987393720), (2, 9578493696860), (4, 4789246848430), (5, 3831397478744), (8, 2394623424215), (10, 1915698739372), (11, 1741544308520), (20, 957849369686), (22, 870772154260), (40, 478924684843), (44, 435386077130), (55, 348308861704), (88, 217693038565), (110, 174154430852), (193, 99259002040), (220, 87077215426), (386, 49629501020), (440, 43538607713), (772, 24814750510), (965, 19851800408), (1544, 12407375255), (1930, 9925900204), (2123, 9023545640), (3860, 4962950102), (4246, 4511772820), (7720, 2481475051), (8492, 2255886410), (10615, 1804709128), (16984, 1127943205), (21230, 902354564), (42460, 451177282), (84920, 225588641)]