1861678

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 3519936

約数和(自身を除く): 1658258

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 193, 371, 386, 689, 742, 1351, 1378, 2509, 2702, 4823, 5018, 9646, 10229, 17563, 20458, 35126, 71603, 132977, 143206, 265954, 930839, 1861678]

約数ペア:

[(1, 1861678), (2, 930839), (7, 265954), (13, 143206), (14, 132977), (26, 71603), (53, 35126), (91, 20458), (106, 17563), (182, 10229), (193, 9646), (371, 5018), (386, 4823), (689, 2702), (742, 2509), (1351, 1378)]