20280222716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1811}}^1\times {\mathrm{215353}}^1$

素因数の和:217181

約数の個数: 24

約数和(自身を含む): 38241701904

約数和(自身を除く): 17961479188

約数列:

[1, 2, 4, 13, 26, 52, 1811, 3622, 7244, 23543, 47086, 94172, 215353, 430706, 861412, 2799589, 5599178, 11198356, 390004283, 780008566, 1560017132, 5070055679, 10140111358, 20280222716]

約数ペア:

[(1, 20280222716), (2, 10140111358), (4, 5070055679), (13, 1560017132), (26, 780008566), (52, 390004283), (1811, 11198356), (3622, 5599178), (7244, 2799589), (23543, 861412), (47086, 430706), (94172, 215353)]