131965984

素因数分解:

$2^5\times {\mathrm{1999}}^1\times {\mathrm{2063}}^1$

素因数の和:4072

約数の個数: 24

約数和(自身を含む): 260064000

約数和(自身を除く): 128098016

約数列:

[1, 2, 4, 8, 16, 32, 1999, 2063, 3998, 4126, 7996, 8252, 15992, 16504, 31984, 33008, 63968, 66016, 4123937, 8247874, 16495748, 32991496, 65982992, 131965984]

約数ペア:

[(1, 131965984), (2, 65982992), (4, 32991496), (8, 16495748), (16, 8247874), (32, 4123937), (1999, 66016), (2063, 63968), (3998, 33008), (4126, 31984), (7996, 16504), (8252, 15992)]