198901892

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{65171}}^1$

素因数の和:65291

約数の個数: 24

約数和(自身を含む): 401459520

約数和(自身を除く): 202557628

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 65171, 130342, 260684, 456197, 912394, 1824788, 7103639, 14207278, 28414556, 49725473, 99450946, 198901892]

約数ペア:

[(1, 198901892), (2, 99450946), (4, 49725473), (7, 28414556), (14, 14207278), (28, 7103639), (109, 1824788), (218, 912394), (436, 456197), (763, 260684), (1526, 130342), (3052, 65171)]