20079165

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 34329600

約数和(自身を除く): 14250435

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 1489, 2697, 4467, 4495, 7445, 13485, 22335, 43181, 46159, 129543, 138477, 215905, 230795, 647715, 692385, 1338611, 4015833, 6693055, 20079165]

約数ペア:

[(1, 20079165), (3, 6693055), (5, 4015833), (15, 1338611), (29, 692385), (31, 647715), (87, 230795), (93, 215905), (145, 138477), (155, 129543), (435, 46159), (465, 43181), (899, 22335), (1489, 13485), (2697, 7445), (4467, 4495)]