20727187

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 23133600

約数和(自身を除く): 2406413

約数列:

[1, 13, 53, 67, 449, 689, 871, 3551, 5837, 23797, 30083, 46163, 309361, 391079, 1594399, 20727187]

約数ペア:

[(1, 20727187), (13, 1594399), (53, 391079), (67, 309361), (449, 46163), (689, 30083), (871, 23797), (3551, 5837)]