20761794

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3571}}^1$

素因数の和:3615

約数の個数: 48

約数和(自身を含む): 50150880

約数和(自身を除く): 29389086

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 3571, 5814, 7142, 10713, 21426, 32139, 60707, 64278, 67849, 121414, 135698, 182121, 203547, 364242, 407094, 546363, 610641, 1092726, 1153433, 1221282, 2306866, 3460299, 6920598, 10380897, 20761794]

約数ペア:

[(1, 20761794), (2, 10380897), (3, 6920598), (6, 3460299), (9, 2306866), (17, 1221282), (18, 1153433), (19, 1092726), (34, 610641), (38, 546363), (51, 407094), (57, 364242), (102, 203547), (114, 182121), (153, 135698), (171, 121414), (306, 67849), (323, 64278), (342, 60707), (646, 32139), (969, 21426), (1938, 10713), (2907, 7142), (3571, 5814)]