20400024

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{22973}}^1$

素因数の和:23019

約数の個数: 32

約数和(自身を含む): 52380720

約数和(自身を除く): 31980696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 22973, 45946, 68919, 91892, 137838, 183784, 275676, 551352, 850001, 1700002, 2550003, 3400004, 5100006, 6800008, 10200012, 20400024]

約数ペア:

[(1, 20400024), (2, 10200012), (3, 6800008), (4, 5100006), (6, 3400004), (8, 2550003), (12, 1700002), (24, 850001), (37, 551352), (74, 275676), (111, 183784), (148, 137838), (222, 91892), (296, 68919), (444, 45946), (888, 22973)]