20218561610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155527397}}^1$

素因数の和:155527417

約数の個数: 16

約数和(自身を含む): 39192904296

約数和(自身を除く): 18974342686

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155527397, 311054794, 777636985, 1555273970, 2021856161, 4043712322, 10109280805, 20218561610]

約数ペア:

[(1, 20218561610), (2, 10109280805), (5, 4043712322), (10, 2021856161), (13, 1555273970), (26, 777636985), (65, 311054794), (130, 155527397)]