19753712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{112237}}^1$

素因数の和:112256

約数の個数: 20

約数和(自身を含む): 41752536

約数和(自身を除く): 21998824

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 112237, 224474, 448948, 897896, 1234607, 1795792, 2469214, 4938428, 9876856, 19753712]

約数ペア:

[(1, 19753712), (2, 9876856), (4, 4938428), (8, 2469214), (11, 1795792), (16, 1234607), (22, 897896), (44, 448948), (88, 224474), (176, 112237)]