208509136

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{9791}}^1$

素因数の和:9832

約数の個数: 40

約数和(自身を含む): 444400128

約数和(自身を除く): 235890992

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1331, 1936, 2662, 5324, 9791, 10648, 19582, 21296, 39164, 78328, 107701, 156656, 215402, 430804, 861608, 1184711, 1723216, 2369422, 4738844, 9477688, 13031821, 18955376, 26063642, 52127284, 104254568, 208509136]

約数ペア:

[(1, 208509136), (2, 104254568), (4, 52127284), (8, 26063642), (11, 18955376), (16, 13031821), (22, 9477688), (44, 4738844), (88, 2369422), (121, 1723216), (176, 1184711), (242, 861608), (484, 430804), (968, 215402), (1331, 156656), (1936, 107701), (2662, 78328), (5324, 39164), (9791, 21296), (10648, 19582)]