20154711478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1604419}}^1$

素因数の和:1605003

約数の個数: 16

約数和(自身を含む): 33038216640

約数和(自身を除く): 12883505162

約数列:

[1, 2, 11, 22, 571, 1142, 6281, 12562, 1604419, 3208838, 17648609, 35297218, 916123249, 1832246498, 10077355739, 20154711478]

約数ペア:

[(1, 20154711478), (2, 10077355739), (11, 1832246498), (22, 916123249), (571, 35297218), (1142, 17648609), (6281, 3208838), (12562, 1604419)]