2019903015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1753}}^1$

素因数の和:2104

約数の個数: 64

約数和(自身を含む): 3677506560

約数和(自身を除く): 1657603545

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 311, 741, 933, 1235, 1555, 1753, 3705, 4043, 4665, 5259, 5909, 8765, 12129, 17727, 20215, 22789, 26295, 29545, 33307, 60645, 68367, 76817, 88635, 99921, 113945, 166535, 230451, 341835, 384085, 432991, 499605, 545183, 1152255, 1298973, 1635549, 2164955, 2725915, 6494865, 7087379, 8177745, 10358477, 21262137, 31075431, 35436895, 51792385, 106310685, 134660201, 155377155, 403980603, 673301005, 2019903015]

約数ペア:

[(1, 2019903015), (3, 673301005), (5, 403980603), (13, 155377155), (15, 134660201), (19, 106310685), (39, 51792385), (57, 35436895), (65, 31075431), (95, 21262137), (195, 10358477), (247, 8177745), (285, 7087379), (311, 6494865), (741, 2725915), (933, 2164955), (1235, 1635549), (1555, 1298973), (1753, 1152255), (3705, 545183), (4043, 499605), (4665, 432991), (5259, 384085), (5909, 341835), (8765, 230451), (12129, 166535), (17727, 113945), (20215, 99921), (22789, 88635), (26295, 76817), (29545, 68367), (33307, 60645)]