31156016

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{14009}}^1$

素因数の和:14156

約数の個数: 20

約数和(自身を含む): 60803400

約数和(自身を除く): 29647384

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 14009, 28018, 56036, 112072, 224144, 1947251, 3894502, 7789004, 15578008, 31156016]

約数ペア:

[(1, 31156016), (2, 15578008), (4, 7789004), (8, 3894502), (16, 1947251), (139, 224144), (278, 112072), (556, 56036), (1112, 28018), (2224, 14009)]