641756208

素因数分解:

$2^4\times 3^1\times {\mathrm{13369921}}^1$

素因数の和:13369932

約数の個数: 20

約数和(自身を含む): 1657870328

約数和(自身を除く): 1016114120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13369921, 26739842, 40109763, 53479684, 80219526, 106959368, 160439052, 213918736, 320878104, 641756208]

約数ペア:

[(1, 641756208), (2, 320878104), (3, 213918736), (4, 160439052), (6, 106959368), (8, 80219526), (12, 53479684), (16, 40109763), (24, 26739842), (48, 13369921)]