19505448

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 56453760

約数和(自身を除く): 36948312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 248, 279, 324, 372, 558, 648, 744, 837, 971, 1116, 1674, 1942, 2232, 2511, 2913, 3348, 3884, 5022, 5826, 6696, 7768, 8739, 10044, 11652, 17478, 20088, 23304, 26217, 30101, 34956, 52434, 60202, 69912, 78651, 90303, 104868, 120404, 157302, 180606, 209736, 240808, 270909, 314604, 361212, 541818, 629208, 722424, 812727, 1083636, 1625454, 2167272, 2438181, 3250908, 4876362, 6501816, 9752724, 19505448]

約数ペア:

[(1, 19505448), (2, 9752724), (3, 6501816), (4, 4876362), (6, 3250908), (8, 2438181), (9, 2167272), (12, 1625454), (18, 1083636), (24, 812727), (27, 722424), (31, 629208), (36, 541818), (54, 361212), (62, 314604), (72, 270909), (81, 240808), (93, 209736), (108, 180606), (124, 157302), (162, 120404), (186, 104868), (216, 90303), (248, 78651), (279, 69912), (324, 60202), (372, 52434), (558, 34956), (648, 30101), (744, 26217), (837, 23304), (971, 20088), (1116, 17478), (1674, 11652), (1942, 10044), (2232, 8739), (2511, 7768), (2913, 6696), (3348, 5826), (3884, 5022)]