64988396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{20233}}^1$

素因数の和:20321

約数の個数: 24

約数和(自身を含む): 125774544

約数和(自身を除く): 60786148

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 20233, 40466, 80932, 222563, 445126, 890252, 1477009, 2954018, 5908036, 16247099, 32494198, 64988396]

約数ペア:

[(1, 64988396), (2, 32494198), (4, 16247099), (11, 5908036), (22, 2954018), (44, 1477009), (73, 890252), (146, 445126), (292, 222563), (803, 80932), (1606, 40466), (3212, 20233)]