664895956

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2617}}^1\times {\mathrm{3343}}^1$

素因数の和:5983

約数の個数: 24

約数和(自身を含む): 1225642880

約数和(自身を除く): 560746924

約数列:

[1, 2, 4, 19, 38, 76, 2617, 3343, 5234, 6686, 10468, 13372, 49723, 63517, 99446, 127034, 198892, 254068, 8748631, 17497262, 34994524, 166223989, 332447978, 664895956]

約数ペア:

[(1, 664895956), (2, 332447978), (4, 166223989), (19, 34994524), (38, 17497262), (76, 8748631), (2617, 254068), (3343, 198892), (5234, 127034), (6686, 99446), (10468, 63517), (13372, 49723)]