19549580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18443}}^1$

素因数の和:18505

約数の個数: 24

約数和(自身を含む): 41830992

約数和(自身を除く): 22281412

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18443, 36886, 73772, 92215, 184430, 368860, 977479, 1954958, 3909916, 4887395, 9774790, 19549580]

約数ペア:

[(1, 19549580), (2, 9774790), (4, 4887395), (5, 3909916), (10, 1954958), (20, 977479), (53, 368860), (106, 184430), (212, 92215), (265, 73772), (530, 36886), (1060, 18443)]