30990982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{839}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 53706240

約数和(自身を除く): 22715258

約数列:

[1, 2, 11, 22, 23, 46, 73, 146, 253, 506, 803, 839, 1606, 1678, 1679, 3358, 9229, 18458, 18469, 19297, 36938, 38594, 61247, 122494, 212267, 424534, 673717, 1347434, 1408681, 2817362, 15495491, 30990982]

約数ペア:

[(1, 30990982), (2, 15495491), (11, 2817362), (22, 1408681), (23, 1347434), (46, 673717), (73, 424534), (146, 212267), (253, 122494), (506, 61247), (803, 38594), (839, 36938), (1606, 19297), (1678, 18469), (1679, 18458), (3358, 9229)]