18138435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{761}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 33357312

約数和(自身を除く): 15218877

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 227, 681, 761, 1135, 1589, 2283, 3405, 3805, 4767, 5327, 7945, 11415, 15981, 23835, 26635, 79905, 172747, 518241, 863735, 1209229, 2591205, 3627687, 6046145, 18138435]

約数ペア:

[(1, 18138435), (3, 6046145), (5, 3627687), (7, 2591205), (15, 1209229), (21, 863735), (35, 518241), (105, 172747), (227, 79905), (681, 26635), (761, 23835), (1135, 15981), (1589, 11415), (2283, 7945), (3405, 5327), (3805, 4767)]