20400112

素因数分解:

$2^4\times {\mathrm{383}}^1\times {\mathrm{3329}}^1$

素因数の和:3720

約数の個数: 20

約数和(自身を含む): 39640320

約数和(自身を除く): 19240208

約数列:

[1, 2, 4, 8, 16, 383, 766, 1532, 3064, 3329, 6128, 6658, 13316, 26632, 53264, 1275007, 2550014, 5100028, 10200056, 20400112]

約数ペア:

[(1, 20400112), (2, 10200056), (4, 5100028), (8, 2550014), (16, 1275007), (383, 53264), (766, 26632), (1532, 13316), (3064, 6658), (3329, 6128)]