20492860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33053}}^1$

素因数の和:33093

約数の個数: 24

約数和(自身を含む): 44424576

約数和(自身を除く): 23931716

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 33053, 66106, 132212, 165265, 330530, 661060, 1024643, 2049286, 4098572, 5123215, 10246430, 20492860]

約数ペア:

[(1, 20492860), (2, 10246430), (4, 5123215), (5, 4098572), (10, 2049286), (20, 1024643), (31, 661060), (62, 330530), (124, 165265), (155, 132212), (310, 66106), (620, 33053)]