20619310

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50291}}^1$

素因数の和:50339

約数の個数: 16

約数和(自身を含む): 38020752

約数和(自身を除く): 17401442

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 50291, 100582, 251455, 502910, 2061931, 4123862, 10309655, 20619310]

約数ペア:

[(1, 20619310), (2, 10309655), (5, 4123862), (10, 2061931), (41, 502910), (82, 251455), (205, 100582), (410, 50291)]