20177996218

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1087}}^1\times {\mathrm{12697}}^1$

素因数の和:13846

約数の個数: 32

約数和(自身を含む): 32825447424

約数和(自身を除く): 12647451206

約数列:

[1, 2, 17, 34, 43, 86, 731, 1087, 1462, 2174, 12697, 18479, 25394, 36958, 46741, 93482, 215849, 431698, 545971, 794597, 1091942, 1589194, 9281507, 13801639, 18563014, 27603278, 234627863, 469255726, 593470477, 1186940954, 10088998109, 20177996218]

約数ペア:

[(1, 20177996218), (2, 10088998109), (17, 1186940954), (34, 593470477), (43, 469255726), (86, 234627863), (731, 27603278), (1087, 18563014), (1462, 13801639), (2174, 9281507), (12697, 1589194), (18479, 1091942), (25394, 794597), (36958, 545971), (46741, 431698), (93482, 215849)]