16918446845

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1\times {\mathrm{1931}}^1$

素因数の和:2597

約数の個数: 32

約数和(自身を含む): 21110423040

約数和(自身を除く): 4191976195

約数列:

[1, 5, 41, 79, 205, 395, 541, 1931, 2705, 3239, 9655, 16195, 22181, 42739, 79171, 110905, 152549, 213695, 395855, 762745, 1044671, 1752299, 5223355, 6254509, 8761495, 31272545, 42831511, 82529009, 214157555, 412645045, 3383689369, 16918446845]

約数ペア:

[(1, 16918446845), (5, 3383689369), (41, 412645045), (79, 214157555), (205, 82529009), (395, 42831511), (541, 31272545), (1931, 8761495), (2705, 6254509), (3239, 5223355), (9655, 1752299), (16195, 1044671), (22181, 762745), (42739, 395855), (79171, 213695), (110905, 152549)]