19778009434

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1\times {\mathrm{241921}}^1$

素因数の和:242961

約数の個数: 16

約数和(自身を含む): 30421207656

約数和(自身を除く): 10643198222

約数列:

[1, 2, 41, 82, 997, 1994, 40877, 81754, 241921, 483842, 9918761, 19837522, 241195237, 482390474, 9889004717, 19778009434]

約数ペア:

[(1, 19778009434), (2, 9889004717), (41, 482390474), (82, 241195237), (997, 19837522), (1994, 9918761), (40877, 483842), (81754, 241921)]