20544756

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 49156800

約数和(自身を除く): 28612044

約数列:

[1, 2, 3, 4, 6, 12, 109, 113, 139, 218, 226, 278, 327, 339, 417, 436, 452, 556, 654, 678, 834, 1308, 1356, 1668, 12317, 15151, 15707, 24634, 30302, 31414, 36951, 45453, 47121, 49268, 60604, 62828, 73902, 90906, 94242, 147804, 181812, 188484, 1712063, 3424126, 5136189, 6848252, 10272378, 20544756]

約数ペア:

[(1, 20544756), (2, 10272378), (3, 6848252), (4, 5136189), (6, 3424126), (12, 1712063), (109, 188484), (113, 181812), (139, 147804), (218, 94242), (226, 90906), (278, 73902), (327, 62828), (339, 60604), (417, 49268), (436, 47121), (452, 45453), (556, 36951), (654, 31414), (678, 30302), (834, 24634), (1308, 15707), (1356, 15151), (1668, 12317)]