31880264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{306541}}^1$

素因数の和:306560

約数の個数: 16

約数和(自身を含む): 64373820

約数和(自身を除く): 32493556

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 306541, 613082, 1226164, 2452328, 3985033, 7970066, 15940132, 31880264]

約数ペア:

[(1, 31880264), (2, 15940132), (4, 7970066), (8, 3985033), (13, 2452328), (26, 1226164), (52, 613082), (104, 306541)]