20542624

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{7213}}^1$

素因数の和:7312

約数の個数: 24

約数和(自身を含む): 40903380

約数和(自身を除く): 20360756

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 7213, 14426, 28852, 57704, 115408, 230816, 641957, 1283914, 2567828, 5135656, 10271312, 20542624]

約数ペア:

[(1, 20542624), (2, 10271312), (4, 5135656), (8, 2567828), (16, 1283914), (32, 641957), (89, 230816), (178, 115408), (356, 57704), (712, 28852), (1424, 14426), (2848, 7213)]