20226856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4523}}^1$

素因数の和:4585

約数の個数: 32

約数和(自身を含む): 41801760

約数和(自身を除く): 21574904

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 4523, 9046, 18092, 36184, 58799, 117598, 194489, 235196, 388978, 470392, 777956, 1555912, 2528357, 5056714, 10113428, 20226856]

約数ペア:

[(1, 20226856), (2, 10113428), (4, 5056714), (8, 2528357), (13, 1555912), (26, 777956), (43, 470392), (52, 388978), (86, 235196), (104, 194489), (172, 117598), (344, 58799), (559, 36184), (1118, 18092), (2236, 9046), (4472, 4523)]