19678606

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5581}}^1$

素因数の和:5667

約数の個数: 16

約数和(自身を含む): 30946608

約数和(自身を除く): 11268002

約数列:

[1, 2, 41, 43, 82, 86, 1763, 3526, 5581, 11162, 228821, 239983, 457642, 479966, 9839303, 19678606]

約数ペア:

[(1, 19678606), (2, 9839303), (41, 479966), (43, 457642), (82, 239983), (86, 228821), (1763, 11162), (3526, 5581)]