12181716

素因数分解:

$2^2\times 3^2\times {\mathrm{523}}^1\times {\mathrm{647}}^1$

素因数の和:1180

約数の個数: 36

約数和(自身を含む): 30899232

約数和(自身を除く): 18717516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 523, 647, 1046, 1294, 1569, 1941, 2092, 2588, 3138, 3882, 4707, 5823, 6276, 7764, 9414, 11646, 18828, 23292, 338381, 676762, 1015143, 1353524, 2030286, 3045429, 4060572, 6090858, 12181716]

約数ペア:

[(1, 12181716), (2, 6090858), (3, 4060572), (4, 3045429), (6, 2030286), (9, 1353524), (12, 1015143), (18, 676762), (36, 338381), (523, 23292), (647, 18828), (1046, 11646), (1294, 9414), (1569, 7764), (1941, 6276), (2092, 5823), (2588, 4707), (3138, 3882)]