19185530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 44029440

約数和(自身を除く): 24843910

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 58, 65, 70, 91, 130, 145, 182, 203, 290, 377, 406, 455, 727, 754, 910, 1015, 1454, 1885, 2030, 2639, 3635, 3770, 5089, 5278, 7270, 9451, 10178, 13195, 18902, 21083, 25445, 26390, 42166, 47255, 50890, 66157, 94510, 105415, 132314, 147581, 210830, 274079, 295162, 330785, 548158, 661570, 737905, 1370395, 1475810, 1918553, 2740790, 3837106, 9592765, 19185530]

約数ペア:

[(1, 19185530), (2, 9592765), (5, 3837106), (7, 2740790), (10, 1918553), (13, 1475810), (14, 1370395), (26, 737905), (29, 661570), (35, 548158), (58, 330785), (65, 295162), (70, 274079), (91, 210830), (130, 147581), (145, 132314), (182, 105415), (203, 94510), (290, 66157), (377, 50890), (406, 47255), (455, 42166), (727, 26390), (754, 25445), (910, 21083), (1015, 18902), (1454, 13195), (1885, 10178), (2030, 9451), (2639, 7270), (3635, 5278), (3770, 5089)]