20193872

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{5237}}^1$

素因数の和:5486

約数の個数: 20

約数和(自身を含む): 39295476

約数和(自身を除く): 19101604

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 5237, 10474, 20948, 41896, 83792, 1262117, 2524234, 5048468, 10096936, 20193872]

約数ペア:

[(1, 20193872), (2, 10096936), (4, 5048468), (8, 2524234), (16, 1262117), (241, 83792), (482, 41896), (964, 20948), (1928, 10474), (3856, 5237)]