19929064

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{11171}}^1$

素因数の和:11400

約数の個数: 16

約数和(自身を含む): 37537920

約数和(自身を除く): 17608856

約数列:

[1, 2, 4, 8, 223, 446, 892, 1784, 11171, 22342, 44684, 89368, 2491133, 4982266, 9964532, 19929064]

約数ペア:

[(1, 19929064), (2, 9964532), (4, 4982266), (8, 2491133), (223, 89368), (446, 44684), (892, 22342), (1784, 11171)]