20219858825

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{211339}}^1$

素因数の和:211481

約数の個数: 24

約数和(自身を含む): 25944098400

約数和(自身を除く): 5724239575

約数列:

[1, 5, 25, 43, 89, 215, 445, 1075, 2225, 3827, 19135, 95675, 211339, 1056695, 5283475, 9087577, 18809171, 45437885, 94045855, 227189425, 470229275, 808794353, 4043971765, 20219858825]

約数ペア:

[(1, 20219858825), (5, 4043971765), (25, 808794353), (43, 470229275), (89, 227189425), (215, 94045855), (445, 45437885), (1075, 18809171), (2225, 9087577), (3827, 5283475), (19135, 1056695), (95675, 211339)]