20820342002

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^2\times {\mathrm{83}}^1\times {\mathrm{911}}^1$

素因数の和:1155

約数の個数: 48

約数和(自身を含む): 33038119296

約数和(自身を除く): 12217777294

約数列:

[1, 2, 37, 61, 74, 83, 122, 166, 911, 1822, 2257, 3071, 3721, 4514, 5063, 6142, 7442, 10126, 33707, 55571, 67414, 75613, 111142, 137677, 151226, 187331, 275354, 308843, 374662, 617686, 2056127, 2797681, 3389831, 4112254, 4612393, 5595362, 6779662, 9224786, 11427191, 22854382, 125423747, 170658541, 250847494, 281355973, 341317082, 562711946, 10410171001, 20820342002]

約数ペア:

[(1, 20820342002), (2, 10410171001), (37, 562711946), (61, 341317082), (74, 281355973), (83, 250847494), (122, 170658541), (166, 125423747), (911, 22854382), (1822, 11427191), (2257, 9224786), (3071, 6779662), (3721, 5595362), (4514, 4612393), (5063, 4112254), (6142, 3389831), (7442, 2797681), (10126, 2056127), (33707, 617686), (55571, 374662), (67414, 308843), (75613, 275354), (111142, 187331), (137677, 151226)]