42431792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{203999}}^1$

素因数の和:204020

約数の個数: 20

約数和(自身を含む): 88536000

約数和(自身を除く): 46104208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 203999, 407998, 815996, 1631992, 2651987, 3263984, 5303974, 10607948, 21215896, 42431792]

約数ペア:

[(1, 42431792), (2, 21215896), (4, 10607948), (8, 5303974), (13, 3263984), (16, 2651987), (26, 1631992), (52, 815996), (104, 407998), (208, 203999)]