19843754

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 35223552

約数和(自身を除く): 15379798

約数列:

[1, 2, 7, 14, 41, 82, 181, 191, 287, 362, 382, 574, 1267, 1337, 2534, 2674, 7421, 7831, 14842, 15662, 34571, 51947, 54817, 69142, 103894, 109634, 241997, 483994, 1417411, 2834822, 9921877, 19843754]

約数ペア:

[(1, 19843754), (2, 9921877), (7, 2834822), (14, 1417411), (41, 483994), (82, 241997), (181, 109634), (191, 103894), (287, 69142), (362, 54817), (382, 51947), (574, 34571), (1267, 15662), (1337, 14842), (2534, 7831), (2674, 7421)]