20356708

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{907}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 37017344

約数和(自身を除く): 16660636

約数列:

[1, 2, 4, 31, 62, 124, 181, 362, 724, 907, 1814, 3628, 5611, 11222, 22444, 28117, 56234, 112468, 164167, 328334, 656668, 5089177, 10178354, 20356708]

約数ペア:

[(1, 20356708), (2, 10178354), (4, 5089177), (31, 656668), (62, 328334), (124, 164167), (181, 112468), (362, 56234), (724, 28117), (907, 22444), (1814, 11222), (3628, 5611)]