1378972016

素因数分解:

$2^4\times {\mathrm{3917}}^1\times {\mathrm{22003}}^1$

素因数の和:25928

約数の個数: 20

約数和(自身を含む): 2672561832

約数和(自身を除く): 1293589816

約数列:

[1, 2, 4, 8, 16, 3917, 7834, 15668, 22003, 31336, 44006, 62672, 88012, 176024, 352048, 86185751, 172371502, 344743004, 689486008, 1378972016]

約数ペア:

[(1, 1378972016), (2, 689486008), (4, 344743004), (8, 172371502), (16, 86185751), (3917, 352048), (7834, 176024), (15668, 88012), (22003, 62672), (31336, 44006)]