20455744

素因数分解:

$2^6\times {\mathrm{137}}^1\times {\mathrm{2333}}^1$

素因数の和:2482

約数の個数: 28

約数和(自身を含む): 40905684

約数和(自身を除く): 20449940

約数列:

[1, 2, 4, 8, 16, 32, 64, 137, 274, 548, 1096, 2192, 2333, 4384, 4666, 8768, 9332, 18664, 37328, 74656, 149312, 319621, 639242, 1278484, 2556968, 5113936, 10227872, 20455744]

約数ペア:

[(1, 20455744), (2, 10227872), (4, 5113936), (8, 2556968), (16, 1278484), (32, 639242), (64, 319621), (137, 149312), (274, 74656), (548, 37328), (1096, 18664), (2192, 9332), (2333, 8768), (4384, 4666)]