20723286

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 43184736

約数和(自身を除く): 22461450

約数列:

[1, 2, 3, 6, 41, 61, 82, 122, 123, 183, 246, 366, 1381, 2501, 2762, 4143, 5002, 7503, 8286, 15006, 56621, 84241, 113242, 168482, 169863, 252723, 339726, 505446, 3453881, 6907762, 10361643, 20723286]

約数ペア:

[(1, 20723286), (2, 10361643), (3, 6907762), (6, 3453881), (41, 505446), (61, 339726), (82, 252723), (122, 169863), (123, 168482), (183, 113242), (246, 84241), (366, 56621), (1381, 15006), (2501, 8286), (2762, 7503), (4143, 5002)]