18275374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 31570560

約数和(自身を除く): 13295186

約数列:

[1, 2, 13, 17, 26, 34, 173, 221, 239, 346, 442, 478, 2249, 2941, 3107, 4063, 4498, 5882, 6214, 8126, 38233, 41347, 52819, 76466, 82694, 105638, 537511, 702899, 1075022, 1405798, 9137687, 18275374]

約数ペア:

[(1, 18275374), (2, 9137687), (13, 1405798), (17, 1075022), (26, 702899), (34, 537511), (173, 105638), (221, 82694), (239, 76466), (346, 52819), (442, 41347), (478, 38233), (2249, 8126), (2941, 6214), (3107, 5882), (4063, 4498)]