16947918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 42771456

約数和(自身を除く): 25823538

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 47, 67, 69, 78, 94, 117, 134, 138, 141, 201, 207, 234, 282, 299, 402, 414, 423, 598, 603, 611, 846, 871, 897, 1081, 1206, 1222, 1541, 1742, 1794, 1833, 2162, 2613, 2691, 3082, 3149, 3243, 3666, 4623, 5226, 5382, 5499, 6298, 6486, 7839, 9246, 9447, 9729, 10998, 13869, 14053, 15678, 18894, 19458, 20033, 27738, 28106, 28341, 40066, 40937, 42159, 56682, 60099, 72427, 81874, 84318, 120198, 122811, 126477, 144854, 180297, 217281, 245622, 252954, 360594, 368433, 434562, 651843, 736866, 941551, 1303686, 1883102, 2824653, 5649306, 8473959, 16947918]

約数ペア:

[(1, 16947918), (2, 8473959), (3, 5649306), (6, 2824653), (9, 1883102), (13, 1303686), (18, 941551), (23, 736866), (26, 651843), (39, 434562), (46, 368433), (47, 360594), (67, 252954), (69, 245622), (78, 217281), (94, 180297), (117, 144854), (134, 126477), (138, 122811), (141, 120198), (201, 84318), (207, 81874), (234, 72427), (282, 60099), (299, 56682), (402, 42159), (414, 40937), (423, 40066), (598, 28341), (603, 28106), (611, 27738), (846, 20033), (871, 19458), (897, 18894), (1081, 15678), (1206, 14053), (1222, 13869), (1541, 10998), (1742, 9729), (1794, 9447), (1833, 9246), (2162, 7839), (2613, 6486), (2691, 6298), (3082, 5499), (3149, 5382), (3243, 5226), (3666, 4623)]