20080468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 38997504

約数和(自身を除く): 18917036

約数列:

[1, 2, 4, 17, 34, 47, 61, 68, 94, 103, 122, 188, 206, 244, 412, 799, 1037, 1598, 1751, 2074, 2867, 3196, 3502, 4148, 4841, 5734, 6283, 7004, 9682, 11468, 12566, 19364, 25132, 48739, 82297, 97478, 106811, 164594, 194956, 213622, 295301, 329188, 427244, 590602, 1181204, 5020117, 10040234, 20080468]

約数ペア:

[(1, 20080468), (2, 10040234), (4, 5020117), (17, 1181204), (34, 590602), (47, 427244), (61, 329188), (68, 295301), (94, 213622), (103, 194956), (122, 164594), (188, 106811), (206, 97478), (244, 82297), (412, 48739), (799, 25132), (1037, 19364), (1598, 12566), (1751, 11468), (2074, 9682), (2867, 7004), (3196, 6283), (3502, 5734), (4148, 4841)]