18698788

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{1009}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 33851160

約数和(自身を除く): 15152372

約数列:

[1, 2, 4, 41, 82, 113, 164, 226, 452, 1009, 2018, 4036, 4633, 9266, 18532, 41369, 82738, 114017, 165476, 228034, 456068, 4674697, 9349394, 18698788]

約数ペア:

[(1, 18698788), (2, 9349394), (4, 4674697), (41, 456068), (82, 228034), (113, 165476), (164, 114017), (226, 82738), (452, 41369), (1009, 18532), (2018, 9266), (4036, 4633)]