18349540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83407}}^1$

素因数の和:83427

約数の個数: 24

約数和(自身を含む): 42037632

約数和(自身を除く): 23688092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 83407, 166814, 333628, 417035, 834070, 917477, 1668140, 1834954, 3669908, 4587385, 9174770, 18349540]

約数ペア:

[(1, 18349540), (2, 9174770), (4, 4587385), (5, 3669908), (10, 1834954), (11, 1668140), (20, 917477), (22, 834070), (44, 417035), (55, 333628), (110, 166814), (220, 83407)]