218805136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1243211}}^1$

素因数の和:1243230

約数の個数: 20

約数和(自身を含む): 462474864

約数和(自身を除く): 243669728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1243211, 2486422, 4972844, 9945688, 13675321, 19891376, 27350642, 54701284, 109402568, 218805136]

約数ペア:

[(1, 218805136), (2, 109402568), (4, 54701284), (8, 27350642), (11, 19891376), (16, 13675321), (22, 9945688), (44, 4972844), (88, 2486422), (176, 1243211)]