20454266

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5641}}^1$

素因数の和:5694

約数の個数: 24

約数和(自身を含む): 36661716

約数和(自身を除く): 16207450

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 5641, 11282, 39487, 78974, 208717, 276409, 417434, 552818, 1461019, 2922038, 10227133, 20454266]

約数ペア:

[(1, 20454266), (2, 10227133), (7, 2922038), (14, 1461019), (37, 552818), (49, 417434), (74, 276409), (98, 208717), (259, 78974), (518, 39487), (1813, 11282), (3626, 5641)]