20180056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6691}}^1$

素因数の和:6739

約数の個数: 32

約数和(自身を含む): 42159600

約数和(自身を除く): 21979544

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 6691, 13382, 26764, 53528, 86983, 173966, 194039, 347932, 388078, 695864, 776156, 1552312, 2522507, 5045014, 10090028, 20180056]

約数ペア:

[(1, 20180056), (2, 10090028), (4, 5045014), (8, 2522507), (13, 1552312), (26, 776156), (29, 695864), (52, 388078), (58, 347932), (104, 194039), (116, 173966), (232, 86983), (377, 53528), (754, 26764), (1508, 13382), (3016, 6691)]