18530564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{971}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 35054208

約数和(自身を除く): 16523644

約数列:

[1, 2, 4, 13, 26, 52, 367, 734, 971, 1468, 1942, 3884, 4771, 9542, 12623, 19084, 25246, 50492, 356357, 712714, 1425428, 4632641, 9265282, 18530564]

約数ペア:

[(1, 18530564), (2, 9265282), (4, 4632641), (13, 1425428), (26, 712714), (52, 356357), (367, 50492), (734, 25246), (971, 19084), (1468, 12623), (1942, 9542), (3884, 4771)]