18067790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{10691}}^1$

素因数の和:10724

約数の個数: 24

約数和(自身を含む): 35219448

約数和(自身を除く): 17151658

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 10691, 21382, 53455, 106910, 138983, 277966, 694915, 1389830, 1806779, 3613558, 9033895, 18067790]

約数ペア:

[(1, 18067790), (2, 9033895), (5, 3613558), (10, 1806779), (13, 1389830), (26, 694915), (65, 277966), (130, 138983), (169, 106910), (338, 53455), (845, 21382), (1690, 10691)]