12839490352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61728319}}^1$

素因数の和:61728340

約数の個数: 20

約数和(自身を含む): 26790090880

約数和(自身を除く): 13950600528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61728319, 123456638, 246913276, 493826552, 802468147, 987653104, 1604936294, 3209872588, 6419745176, 12839490352]

約数ペア:

[(1, 12839490352), (2, 6419745176), (4, 3209872588), (8, 1604936294), (13, 987653104), (16, 802468147), (26, 493826552), (52, 246913276), (104, 123456638), (208, 61728319)]