20866548

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{439}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 31025292

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 233, 439, 466, 699, 878, 932, 1317, 1398, 1756, 2634, 2796, 3961, 5268, 7463, 7922, 11883, 14926, 15844, 22389, 23766, 29852, 44778, 47532, 89556, 102287, 204574, 306861, 409148, 613722, 1227444, 1738879, 3477758, 5216637, 6955516, 10433274, 20866548]

約数ペア:

[(1, 20866548), (2, 10433274), (3, 6955516), (4, 5216637), (6, 3477758), (12, 1738879), (17, 1227444), (34, 613722), (51, 409148), (68, 306861), (102, 204574), (204, 102287), (233, 89556), (439, 47532), (466, 44778), (699, 29852), (878, 23766), (932, 22389), (1317, 15844), (1398, 14926), (1756, 11883), (2634, 7922), (2796, 7463), (3961, 5268)]