19870940316

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{4587013}}^1$

素因数の和:4587058

約数の個数: 36

約数和(自身を含む): 48934265352

約数和(自身を除く): 29063325036

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 361, 722, 1083, 1444, 2166, 4332, 4587013, 9174026, 13761039, 18348052, 27522078, 55044156, 87153247, 174306494, 261459741, 348612988, 522919482, 1045838964, 1655911693, 3311823386, 4967735079, 6623646772, 9935470158, 19870940316]

約数ペア:

[(1, 19870940316), (2, 9935470158), (3, 6623646772), (4, 4967735079), (6, 3311823386), (12, 1655911693), (19, 1045838964), (38, 522919482), (57, 348612988), (76, 261459741), (114, 174306494), (228, 87153247), (361, 55044156), (722, 27522078), (1083, 18348052), (1444, 13761039), (2166, 9174026), (4332, 4587013)]