20671826

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5701}}^1$

素因数の和:5754

約数の個数: 24

約数和(自身を含む): 37051596

約数和(自身を除く): 16379770

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 5701, 11402, 39907, 79814, 210937, 279349, 421874, 558698, 1476559, 2953118, 10335913, 20671826]

約数ペア:

[(1, 20671826), (2, 10335913), (7, 2953118), (14, 1476559), (37, 558698), (49, 421874), (74, 279349), (98, 210937), (259, 79814), (518, 39907), (1813, 11402), (3626, 5701)]