20330574

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 26947506

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 59, 66, 69, 118, 138, 177, 227, 253, 354, 454, 506, 649, 681, 759, 1298, 1357, 1362, 1518, 1947, 2497, 2714, 3894, 4071, 4994, 5221, 7491, 8142, 10442, 13393, 14927, 14982, 15663, 26786, 29854, 31326, 40179, 44781, 57431, 80358, 89562, 114862, 147323, 172293, 294646, 308039, 344586, 441969, 616078, 883938, 924117, 1848234, 3388429, 6776858, 10165287, 20330574]

約数ペア:

[(1, 20330574), (2, 10165287), (3, 6776858), (6, 3388429), (11, 1848234), (22, 924117), (23, 883938), (33, 616078), (46, 441969), (59, 344586), (66, 308039), (69, 294646), (118, 172293), (138, 147323), (177, 114862), (227, 89562), (253, 80358), (354, 57431), (454, 44781), (506, 40179), (649, 31326), (681, 29854), (759, 26786), (1298, 15663), (1357, 14982), (1362, 14927), (1518, 13393), (1947, 10442), (2497, 8142), (2714, 7491), (3894, 5221), (4071, 4994)]