20512991488

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{7284443}}^1$

素因数の和:7284470

約数の個数: 36

約数和(自身を含む): 44668210608

約数和(自身を除く): 24155219120

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 7284443, 14568886, 29137772, 58275544, 80128873, 116551088, 160257746, 233102176, 320515492, 466204352, 641030984, 932408704, 1282061968, 1864817408, 2564123936, 5128247872, 10256495744, 20512991488]

約数ペア:

[(1, 20512991488), (2, 10256495744), (4, 5128247872), (8, 2564123936), (11, 1864817408), (16, 1282061968), (22, 932408704), (32, 641030984), (44, 466204352), (64, 320515492), (88, 233102176), (128, 160257746), (176, 116551088), (256, 80128873), (352, 58275544), (704, 29137772), (1408, 14568886), (2816, 7284443)]