12705908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5393}}^1$

素因数の和:5447

約数の個数: 24

約数和(自身を含む): 24165120

約数和(自身を除く): 11459212

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 5393, 10786, 21572, 102467, 167183, 204934, 334366, 409868, 668732, 3176477, 6352954, 12705908]

約数ペア:

[(1, 12705908), (2, 6352954), (4, 3176477), (19, 668732), (31, 409868), (38, 334366), (62, 204934), (76, 167183), (124, 102467), (589, 21572), (1178, 10786), (2356, 5393)]