20791434

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 45537120

約数和(自身を除く): 24745686

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 114, 174, 331, 361, 551, 662, 722, 993, 1083, 1102, 1653, 1986, 2166, 3306, 6289, 9599, 10469, 12578, 18867, 19198, 20938, 28797, 31407, 37734, 57594, 62814, 119491, 182381, 238982, 358473, 364762, 547143, 716946, 1094286, 3465239, 6930478, 10395717, 20791434]

約数ペア:

[(1, 20791434), (2, 10395717), (3, 6930478), (6, 3465239), (19, 1094286), (29, 716946), (38, 547143), (57, 364762), (58, 358473), (87, 238982), (114, 182381), (174, 119491), (331, 62814), (361, 57594), (551, 37734), (662, 31407), (722, 28797), (993, 20938), (1083, 19198), (1102, 18867), (1653, 12578), (1986, 10469), (2166, 9599), (3306, 6289)]