19974635515

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1\times {\mathrm{5827}}^1$

素因数の和:6411

約数の個数: 32

約数和(自身を含む): 25378375680

約数和(自身を除く): 5403740165

約数列:

[1, 5, 29, 47, 145, 235, 503, 1363, 2515, 5827, 6815, 14587, 23641, 29135, 72935, 118205, 168983, 273869, 685589, 844915, 1369345, 2930981, 3427945, 7942201, 14654905, 39711005, 84998449, 137756107, 424992245, 688780535, 3994927103, 19974635515]

約数ペア:

[(1, 19974635515), (5, 3994927103), (29, 688780535), (47, 424992245), (145, 137756107), (235, 84998449), (503, 39711005), (1363, 14654905), (2515, 7942201), (5827, 3427945), (6815, 2930981), (14587, 1369345), (23641, 844915), (29135, 685589), (72935, 273869), (118205, 168983)]