19593890

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4423}}^1$

素因数の和:4873

約数の個数: 16

約数和(自身を含む): 35356608

約数和(自身を除く): 15762718

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4423, 4430, 8846, 22115, 44230, 1959389, 3918778, 9796945, 19593890]

約数ペア:

[(1, 19593890), (2, 9796945), (5, 3918778), (10, 1959389), (443, 44230), (886, 22115), (2215, 8846), (4423, 4430)]