20454969712

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4615291}}^1$

素因数の和:4615576

約数の個数: 20

約数和(自身を含む): 39774586456

約数和(自身を除く): 19319616744

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4615291, 9230582, 18461164, 36922328, 73844656, 1278435607, 2556871214, 5113742428, 10227484856, 20454969712]

約数ペア:

[(1, 20454969712), (2, 10227484856), (4, 5113742428), (8, 2556871214), (16, 1278435607), (277, 73844656), (554, 36922328), (1108, 18461164), (2216, 9230582), (4432, 4615291)]