20734742

素因数分解:

$2^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{1223}}^1$

素因数の和:1412

約数の個数: 24

約数和(自身を含む): 36418896

約数和(自身を除く): 15684154

約数列:

[1, 2, 7, 14, 49, 98, 173, 346, 1211, 1223, 2422, 2446, 8477, 8561, 16954, 17122, 59927, 119854, 211579, 423158, 1481053, 2962106, 10367371, 20734742]

約数ペア:

[(1, 20734742), (2, 10367371), (7, 2962106), (14, 1481053), (49, 423158), (98, 211579), (173, 119854), (346, 59927), (1211, 17122), (1223, 16954), (2422, 8561), (2446, 8477)]