20369844

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{51439}}^1$

素因数の和:51460

約数の個数: 36

約数和(自身を含む): 56172480

約数和(自身を除く): 35802636

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 51439, 102878, 154317, 205756, 308634, 462951, 565829, 617268, 925902, 1131658, 1697487, 1851804, 2263316, 3394974, 5092461, 6789948, 10184922, 20369844]

約数ペア:

[(1, 20369844), (2, 10184922), (3, 6789948), (4, 5092461), (6, 3394974), (9, 2263316), (11, 1851804), (12, 1697487), (18, 1131658), (22, 925902), (33, 617268), (36, 565829), (44, 462951), (66, 308634), (99, 205756), (132, 154317), (198, 102878), (396, 51439)]