19874764

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54601}}^1$

素因数の和:54625

約数の個数: 24

約数和(自身を含む): 42807968

約数和(自身を除く): 22933204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54601, 109202, 218404, 382207, 709813, 764414, 1419626, 1528828, 2839252, 4968691, 9937382, 19874764]

約数ペア:

[(1, 19874764), (2, 9937382), (4, 4968691), (7, 2839252), (13, 1528828), (14, 1419626), (26, 764414), (28, 709813), (52, 382207), (91, 218404), (182, 109202), (364, 54601)]