19384220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18287}}^1$

素因数の和:18349

約数の個数: 24

約数和(自身を含む): 41477184

約数和(自身を除く): 22092964

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18287, 36574, 73148, 91435, 182870, 365740, 969211, 1938422, 3876844, 4846055, 9692110, 19384220]

約数ペア:

[(1, 19384220), (2, 9692110), (4, 4846055), (5, 3876844), (10, 1938422), (20, 969211), (53, 365740), (106, 182870), (212, 91435), (265, 73148), (530, 36574), (1060, 18287)]