20012416

素因数分解:

$2^7\times {\mathrm{156347}}^1$

素因数の和:156361

約数の個数: 16

約数和(自身を含む): 39868740

約数和(自身を除く): 19856324

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 156347, 312694, 625388, 1250776, 2501552, 5003104, 10006208, 20012416]

約数ペア:

[(1, 20012416), (2, 10006208), (4, 5003104), (8, 2501552), (16, 1250776), (32, 625388), (64, 312694), (128, 156347)]