16978468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6947}}^1$

素因数の和:7011

約数の個数: 24

約数和(自身を含む): 32683392

約数和(自身を除く): 15704924

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 6947, 13894, 27788, 90311, 180622, 326509, 361244, 653018, 1306036, 4244617, 8489234, 16978468]

約数ペア:

[(1, 16978468), (2, 8489234), (4, 4244617), (13, 1306036), (26, 653018), (47, 361244), (52, 326509), (94, 180622), (188, 90311), (611, 27788), (1222, 13894), (2444, 6947)]