18366244

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:400

約数の個数: 36

約数和(自身を含む): 35278740

約数和(自身を除く): 16912496

約数列:

[1, 2, 4, 13, 26, 52, 101, 169, 202, 269, 338, 404, 538, 676, 1076, 1313, 2626, 3497, 5252, 6994, 13988, 17069, 27169, 34138, 45461, 54338, 68276, 90922, 108676, 181844, 353197, 706394, 1412788, 4591561, 9183122, 18366244]

約数ペア:

[(1, 18366244), (2, 9183122), (4, 4591561), (13, 1412788), (26, 706394), (52, 353197), (101, 181844), (169, 108676), (202, 90922), (269, 68276), (338, 54338), (404, 45461), (538, 34138), (676, 27169), (1076, 17069), (1313, 13988), (2626, 6994), (3497, 5252)]