19603216

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23117}}^1$

素因数の和:23178

約数の個数: 20

約数和(自身を含む): 38699532

約数和(自身を除く): 19096316

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23117, 46234, 92468, 184936, 369872, 1225201, 2450402, 4900804, 9801608, 19603216]

約数ペア:

[(1, 19603216), (2, 9801608), (4, 4900804), (8, 2450402), (16, 1225201), (53, 369872), (106, 184936), (212, 92468), (424, 46234), (848, 23117)]