1649272048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{5425237}}^1$

素因数の和:5425264

約数の個数: 20

約数和(自身を含む): 3363647560

約数和(自身を除く): 1714375512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 5425237, 10850474, 21700948, 43401896, 86803792, 103079503, 206159006, 412318012, 824636024, 1649272048]

約数ペア:

[(1, 1649272048), (2, 824636024), (4, 412318012), (8, 206159006), (16, 103079503), (19, 86803792), (38, 43401896), (76, 21700948), (152, 10850474), (304, 5425237)]