201489908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{64663}}^1$

素因数の和:64727

約数の個数: 24

約数和(自身を含む): 380224320

約数和(自身を除く): 178734412

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 64663, 129326, 258652, 1228597, 2457194, 2651183, 4914388, 5302366, 10604732, 50372477, 100744954, 201489908]

約数ペア:

[(1, 201489908), (2, 100744954), (4, 50372477), (19, 10604732), (38, 5302366), (41, 4914388), (76, 2651183), (82, 2457194), (164, 1228597), (779, 258652), (1558, 129326), (3116, 64663)]