390019162

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 638426880

約数和(自身を除く): 248407718

約数列:

[1, 2, 13, 26, 179, 181, 358, 362, 463, 926, 2327, 2353, 4654, 4706, 6019, 12038, 32399, 64798, 82877, 83803, 165754, 167606, 421187, 842374, 1077401, 1089439, 2154802, 2178878, 15000737, 30001474, 195009581, 390019162]

約数ペア:

[(1, 390019162), (2, 195009581), (13, 30001474), (26, 15000737), (179, 2178878), (181, 2154802), (358, 1089439), (362, 1077401), (463, 842374), (926, 421187), (2327, 167606), (2353, 165754), (4654, 83803), (4706, 82877), (6019, 64798), (12038, 32399)]