19388608

素因数分解:

$2^6\times {\mathrm{491}}^1\times {\mathrm{617}}^1$

素因数の和:1120

約数の個数: 28

約数和(自身を含む): 38615112

約数和(自身を除く): 19226504

約数列:

[1, 2, 4, 8, 16, 32, 64, 491, 617, 982, 1234, 1964, 2468, 3928, 4936, 7856, 9872, 15712, 19744, 31424, 39488, 302947, 605894, 1211788, 2423576, 4847152, 9694304, 19388608]

約数ペア:

[(1, 19388608), (2, 9694304), (4, 4847152), (8, 2423576), (16, 1211788), (32, 605894), (64, 302947), (491, 39488), (617, 31424), (982, 19744), (1234, 15712), (1964, 9872), (2468, 7856), (3928, 4936)]