19502798

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 34872768

約数和(自身を除く): 15369970

約数列:

[1, 2, 7, 14, 41, 61, 82, 122, 287, 427, 557, 574, 854, 1114, 2501, 3899, 5002, 7798, 17507, 22837, 33977, 35014, 45674, 67954, 159859, 237839, 319718, 475678, 1393057, 2786114, 9751399, 19502798]

約数ペア:

[(1, 19502798), (2, 9751399), (7, 2786114), (14, 1393057), (41, 475678), (61, 319718), (82, 237839), (122, 159859), (287, 67954), (427, 45674), (557, 35014), (574, 33977), (854, 22837), (1114, 17507), (2501, 7798), (3899, 5002)]