18428306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{241}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 31833648

約数和(自身を除く): 13405342

約数列:

[1, 2, 13, 17, 26, 34, 173, 221, 241, 346, 442, 482, 2249, 2941, 3133, 4097, 4498, 5882, 6266, 8194, 38233, 41693, 53261, 76466, 83386, 106522, 542009, 708781, 1084018, 1417562, 9214153, 18428306]

約数ペア:

[(1, 18428306), (2, 9214153), (13, 1417562), (17, 1084018), (26, 708781), (34, 542009), (173, 106522), (221, 83386), (241, 76466), (346, 53261), (442, 41693), (482, 38233), (2249, 8194), (2941, 6266), (3133, 5882), (4097, 4498)]