19445521

素因数分解:

${\mathrm{41}}^1\times {\mathrm{73}}^2\times {\mathrm{89}}^1$

素因数の和:276

約数の個数: 12

約数和(自身を含む): 20423340

約数和(自身を除く): 977819

約数列:

[1, 41, 73, 89, 2993, 3649, 5329, 6497, 218489, 266377, 474281, 19445521]

約数ペア:

[(1, 19445521), (41, 474281), (73, 266377), (89, 218489), (2993, 6497), (3649, 5329)]