18928016

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{31973}}^1$

素因数の和:32018

約数の個数: 20

約数和(自身を含む): 37665372

約数和(自身を除く): 18737356

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 31973, 63946, 127892, 255784, 511568, 1183001, 2366002, 4732004, 9464008, 18928016]

約数ペア:

[(1, 18928016), (2, 9464008), (4, 4732004), (8, 2366002), (16, 1183001), (37, 511568), (74, 255784), (148, 127892), (296, 63946), (592, 31973)]