18832545

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{971}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 32752512

約数和(自身を除く): 13919967

約数列:

[1, 3, 5, 9, 15, 45, 431, 971, 1293, 2155, 2913, 3879, 4855, 6465, 8739, 14565, 19395, 43695, 418501, 1255503, 2092505, 3766509, 6277515, 18832545]

約数ペア:

[(1, 18832545), (3, 6277515), (5, 3766509), (9, 2092505), (15, 1255503), (45, 418501), (431, 43695), (971, 19395), (1293, 14565), (2155, 8739), (2913, 6465), (3879, 4855)]