20139728872

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{239}}^1\times {\mathrm{49921}}^1$

素因数の和:50377

約数の個数: 32

約数和(自身を含む): 38100470400

約数和(自身を除く): 17960741528

約数列:

[1, 2, 4, 8, 211, 239, 422, 478, 844, 956, 1688, 1912, 49921, 50429, 99842, 100858, 199684, 201716, 399368, 403432, 10533331, 11931119, 21066662, 23862238, 42133324, 47724476, 84266648, 95448952, 2517466109, 5034932218, 10069864436, 20139728872]

約数ペア:

[(1, 20139728872), (2, 10069864436), (4, 5034932218), (8, 2517466109), (211, 95448952), (239, 84266648), (422, 47724476), (478, 42133324), (844, 23862238), (956, 21066662), (1688, 11931119), (1912, 10533331), (49921, 403432), (50429, 399368), (99842, 201716), (100858, 199684)]