20496844

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 36561168

約数和(自身を除く): 16064324

約数列:

[1, 2, 4, 113, 137, 226, 274, 331, 452, 548, 662, 1324, 15481, 30962, 37403, 45347, 61924, 74806, 90694, 149612, 181388, 5124211, 10248422, 20496844]

約数ペア:

[(1, 20496844), (2, 10248422), (4, 5124211), (113, 181388), (137, 149612), (226, 90694), (274, 74806), (331, 61924), (452, 45347), (548, 37403), (662, 30962), (1324, 15481)]