20447064

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{2347}}^1$

素因数の和:2381

約数の個数: 72

約数和(自身を含む): 60895380

約数和(自身を除く): 40448316

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 121, 132, 198, 242, 264, 363, 396, 484, 726, 792, 968, 1089, 1452, 2178, 2347, 2904, 4356, 4694, 7041, 8712, 9388, 14082, 18776, 21123, 25817, 28164, 42246, 51634, 56328, 77451, 84492, 103268, 154902, 168984, 206536, 232353, 283987, 309804, 464706, 567974, 619608, 851961, 929412, 1135948, 1703922, 1858824, 2271896, 2555883, 3407844, 5111766, 6815688, 10223532, 20447064]

約数ペア:

[(1, 20447064), (2, 10223532), (3, 6815688), (4, 5111766), (6, 3407844), (8, 2555883), (9, 2271896), (11, 1858824), (12, 1703922), (18, 1135948), (22, 929412), (24, 851961), (33, 619608), (36, 567974), (44, 464706), (66, 309804), (72, 283987), (88, 232353), (99, 206536), (121, 168984), (132, 154902), (198, 103268), (242, 84492), (264, 77451), (363, 56328), (396, 51634), (484, 42246), (726, 28164), (792, 25817), (968, 21123), (1089, 18776), (1452, 14082), (2178, 9388), (2347, 8712), (2904, 7041), (4356, 4694)]