20419190467

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{10861}}^1$

素因数の和:11119

約数の個数: 32

約数和(自身を含む): 23912388864

約数和(自身を除く): 3493198397

約数列:

[1, 13, 17, 47, 181, 221, 611, 799, 2353, 3077, 8507, 10387, 10861, 40001, 110591, 141193, 144619, 184637, 510467, 1880047, 1965841, 2400281, 6636071, 8677939, 25555933, 33419297, 92394527, 112813207, 434450861, 1201128851, 1570706959, 20419190467]

約数ペア:

[(1, 20419190467), (13, 1570706959), (17, 1201128851), (47, 434450861), (181, 112813207), (221, 92394527), (611, 33419297), (799, 25555933), (2353, 8677939), (3077, 6636071), (8507, 2400281), (10387, 1965841), (10861, 1880047), (40001, 510467), (110591, 184637), (141193, 144619)]