9908728

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 20299680

約数和(自身を除く): 10390952

約数列:

[1, 2, 4, 8, 19, 38, 47, 73, 76, 94, 146, 152, 188, 292, 361, 376, 584, 722, 893, 1387, 1444, 1786, 2774, 2888, 3431, 3572, 5548, 6862, 7144, 11096, 13724, 16967, 26353, 27448, 33934, 52706, 65189, 67868, 105412, 130378, 135736, 210824, 260756, 521512, 1238591, 2477182, 4954364, 9908728]

約数ペア:

[(1, 9908728), (2, 4954364), (4, 2477182), (8, 1238591), (19, 521512), (38, 260756), (47, 210824), (73, 135736), (76, 130378), (94, 105412), (146, 67868), (152, 65189), (188, 52706), (292, 33934), (361, 27448), (376, 26353), (584, 16967), (722, 13724), (893, 11096), (1387, 7144), (1444, 6862), (1786, 5548), (2774, 3572), (2888, 3431)]