20943670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4051}}^1$

素因数の和:4116

約数の個数: 32

約数和(自身を含む): 42011136

約数和(自身を除く): 21067466

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 235, 470, 517, 1034, 2585, 4051, 5170, 8102, 20255, 40510, 44561, 89122, 190397, 222805, 380794, 445610, 951985, 1903970, 2094367, 4188734, 10471835, 20943670]

約数ペア:

[(1, 20943670), (2, 10471835), (5, 4188734), (10, 2094367), (11, 1903970), (22, 951985), (47, 445610), (55, 380794), (94, 222805), (110, 190397), (235, 89122), (470, 44561), (517, 40510), (1034, 20255), (2585, 8102), (4051, 5170)]