20393892

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^2\times {\mathrm{337}}^1$

素因数の和:429

約数の個数: 54

約数和(自身を含む): 52996034

約数和(自身を除く): 32602142

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 337, 369, 492, 674, 738, 1011, 1348, 1476, 1681, 2022, 3033, 3362, 4044, 5043, 6066, 6724, 10086, 12132, 13817, 15129, 20172, 27634, 30258, 41451, 55268, 60516, 82902, 124353, 165804, 248706, 497412, 566497, 1132994, 1699491, 2265988, 3398982, 5098473, 6797964, 10196946, 20393892]

約数ペア:

[(1, 20393892), (2, 10196946), (3, 6797964), (4, 5098473), (6, 3398982), (9, 2265988), (12, 1699491), (18, 1132994), (36, 566497), (41, 497412), (82, 248706), (123, 165804), (164, 124353), (246, 82902), (337, 60516), (369, 55268), (492, 41451), (674, 30258), (738, 27634), (1011, 20172), (1348, 15129), (1476, 13817), (1681, 12132), (2022, 10086), (3033, 6724), (3362, 6066), (4044, 5043)]