20447228

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{613}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 37134720

約数和(自身を除く): 16687492

約数列:

[1, 2, 4, 31, 62, 124, 269, 538, 613, 1076, 1226, 2452, 8339, 16678, 19003, 33356, 38006, 76012, 164897, 329794, 659588, 5111807, 10223614, 20447228]

約数ペア:

[(1, 20447228), (2, 10223614), (4, 5111807), (31, 659588), (62, 329794), (124, 164897), (269, 76012), (538, 38006), (613, 33356), (1076, 19003), (1226, 16678), (2452, 8339)]