1984972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 3825360

約数和(自身を除く): 1840388

約数列:

[1, 2, 4, 11, 22, 44, 197, 229, 394, 458, 788, 916, 2167, 2519, 4334, 5038, 8668, 10076, 45113, 90226, 180452, 496243, 992486, 1984972]

約数ペア:

[(1, 1984972), (2, 992486), (4, 496243), (11, 180452), (22, 90226), (44, 45113), (197, 10076), (229, 8668), (394, 5038), (458, 4334), (788, 2519), (916, 2167)]