207819796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{40813}}^1$

素因数の和:40903

約数の個数: 24

約数和(自身を含む): 388549280

約数和(自身を除く): 180729484

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 40813, 81626, 163252, 775447, 1550894, 2734471, 3101788, 5468942, 10937884, 51954949, 103909898, 207819796]

約数ペア:

[(1, 207819796), (2, 103909898), (4, 51954949), (19, 10937884), (38, 5468942), (67, 3101788), (76, 2734471), (134, 1550894), (268, 775447), (1273, 163252), (2546, 81626), (5092, 40813)]