20156624

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43441}}^1$

素因数の和:43478

約数の個数: 20

約数和(自身を含む): 40401060

約数和(自身を除く): 20244436

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43441, 86882, 173764, 347528, 695056, 1259789, 2519578, 5039156, 10078312, 20156624]

約数ペア:

[(1, 20156624), (2, 10078312), (4, 5039156), (8, 2519578), (16, 1259789), (29, 695056), (58, 347528), (116, 173764), (232, 86882), (464, 43441)]