20565344

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4691}}^1$

素因数の和:4838

約数の個数: 24

約数和(自身を含む): 40792248

約数和(自身を除く): 20226904

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4691, 9382, 18764, 37528, 75056, 150112, 642667, 1285334, 2570668, 5141336, 10282672, 20565344]

約数ペア:

[(1, 20565344), (2, 10282672), (4, 5141336), (8, 2570668), (16, 1285334), (32, 642667), (137, 150112), (274, 75056), (548, 37528), (1096, 18764), (2192, 9382), (4384, 4691)]