201973252

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{298777}}^1$

素因数の和:298807

約数の個数: 18

約数和(自身を含む): 382734618

約数和(自身を除く): 180761366

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 298777, 597554, 1195108, 3884101, 7768202, 15536404, 50493313, 100986626, 201973252]

約数ペア:

[(1, 201973252), (2, 100986626), (4, 50493313), (13, 15536404), (26, 7768202), (52, 3884101), (169, 1195108), (338, 597554), (676, 298777)]