20166276

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{503}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 50972544

約数和(自身を除く): 30806268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 257, 503, 514, 771, 1006, 1028, 1509, 1542, 2012, 3018, 3084, 3341, 6036, 6539, 6682, 10023, 13078, 13364, 19617, 20046, 26156, 39234, 40092, 78468, 129271, 258542, 387813, 517084, 775626, 1551252, 1680523, 3361046, 5041569, 6722092, 10083138, 20166276]

約数ペア:

[(1, 20166276), (2, 10083138), (3, 6722092), (4, 5041569), (6, 3361046), (12, 1680523), (13, 1551252), (26, 775626), (39, 517084), (52, 387813), (78, 258542), (156, 129271), (257, 78468), (503, 40092), (514, 39234), (771, 26156), (1006, 20046), (1028, 19617), (1509, 13364), (1542, 13078), (2012, 10023), (3018, 6682), (3084, 6539), (3341, 6036)]