20512071997538

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{15053}}^1\times {\mathrm{5630813}}^1$

素因数の和:5645890

約数の個数: 24

約数和(自身を含む): 33821743308444

約数和(自身を除く): 13309671310906

約数列:

[1, 2, 11, 22, 121, 242, 15053, 30106, 165583, 331166, 1821413, 3642826, 5630813, 11261626, 61938943, 123877886, 681328373, 1362656746, 84760628089, 169521256178, 932366908979, 1864733817958, 10256035998769, 20512071997538]

約数ペア:

[(1, 20512071997538), (2, 10256035998769), (11, 1864733817958), (22, 932366908979), (121, 169521256178), (242, 84760628089), (15053, 1362656746), (30106, 681328373), (165583, 123877886), (331166, 61938943), (1821413, 11261626), (3642826, 5630813)]