20948652

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{4127}}^1$

素因数の和:4187

約数の個数: 48

約数和(自身を含む): 55480320

約数和(自身を除く): 34531668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 188, 282, 423, 564, 846, 1269, 1692, 2538, 4127, 5076, 8254, 12381, 16508, 24762, 37143, 49524, 74286, 111429, 148572, 193969, 222858, 387938, 445716, 581907, 775876, 1163814, 1745721, 2327628, 3491442, 5237163, 6982884, 10474326, 20948652]

約数ペア:

[(1, 20948652), (2, 10474326), (3, 6982884), (4, 5237163), (6, 3491442), (9, 2327628), (12, 1745721), (18, 1163814), (27, 775876), (36, 581907), (47, 445716), (54, 387938), (94, 222858), (108, 193969), (141, 148572), (188, 111429), (282, 74286), (423, 49524), (564, 37143), (846, 24762), (1269, 16508), (1692, 12381), (2538, 8254), (4127, 5076)]