920018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 32

約数和(自身を含む): 1658880

約数和(自身を除く): 738862

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 71, 142, 209, 341, 418, 589, 682, 781, 1178, 1349, 1562, 2201, 2698, 4402, 6479, 12958, 14839, 24211, 29678, 41819, 48422, 83638, 460009, 920018]

約数ペア:

[(1, 920018), (2, 460009), (11, 83638), (19, 48422), (22, 41819), (31, 29678), (38, 24211), (62, 14839), (71, 12958), (142, 6479), (209, 4402), (341, 2698), (418, 2201), (589, 1562), (682, 1349), (781, 1178)]