20765844

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 58705920

約数和(自身を除く): 37940076

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 41, 44, 66, 82, 99, 123, 132, 164, 198, 246, 369, 396, 451, 492, 738, 902, 1279, 1353, 1476, 1804, 2558, 2706, 3837, 4059, 5116, 5412, 7674, 8118, 11511, 14069, 15348, 16236, 23022, 28138, 42207, 46044, 52439, 56276, 84414, 104878, 126621, 157317, 168828, 209756, 253242, 314634, 471951, 506484, 576829, 629268, 943902, 1153658, 1730487, 1887804, 2307316, 3460974, 5191461, 6921948, 10382922, 20765844]

約数ペア:

[(1, 20765844), (2, 10382922), (3, 6921948), (4, 5191461), (6, 3460974), (9, 2307316), (11, 1887804), (12, 1730487), (18, 1153658), (22, 943902), (33, 629268), (36, 576829), (41, 506484), (44, 471951), (66, 314634), (82, 253242), (99, 209756), (123, 168828), (132, 157317), (164, 126621), (198, 104878), (246, 84414), (369, 56276), (396, 52439), (451, 46044), (492, 42207), (738, 28138), (902, 23022), (1279, 16236), (1353, 15348), (1476, 14069), (1804, 11511), (2558, 8118), (2706, 7674), (3837, 5412), (4059, 5116)]