19809196968

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{688393}}^1$

素因数の和:688522

約数の個数: 64

約数和(自身を含む): 54520804800

約数和(自身を除く): 34711607832

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 109, 132, 218, 264, 327, 436, 654, 872, 1199, 1308, 2398, 2616, 3597, 4796, 7194, 9592, 14388, 28776, 688393, 1376786, 2065179, 2753572, 4130358, 5507144, 7572323, 8260716, 15144646, 16521432, 22716969, 30289292, 45433938, 60578584, 75034837, 90867876, 150069674, 181735752, 225104511, 300139348, 450209022, 600278696, 825383207, 900418044, 1650766414, 1800836088, 2476149621, 3301532828, 4952299242, 6603065656, 9904598484, 19809196968]

約数ペア:

[(1, 19809196968), (2, 9904598484), (3, 6603065656), (4, 4952299242), (6, 3301532828), (8, 2476149621), (11, 1800836088), (12, 1650766414), (22, 900418044), (24, 825383207), (33, 600278696), (44, 450209022), (66, 300139348), (88, 225104511), (109, 181735752), (132, 150069674), (218, 90867876), (264, 75034837), (327, 60578584), (436, 45433938), (654, 30289292), (872, 22716969), (1199, 16521432), (1308, 15144646), (2398, 8260716), (2616, 7572323), (3597, 5507144), (4796, 4130358), (7194, 2753572), (9592, 2065179), (14388, 1376786), (28776, 688393)]