2018689995

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{18433}}^1$

素因数の和:18604

約数の個数: 48

約数和(自身を含む): 3782656800

約数和(自身を除く): 1763966805

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 149, 245, 447, 735, 745, 1043, 2235, 3129, 5215, 7301, 15645, 18433, 21903, 36505, 55299, 92165, 109515, 129031, 276495, 387093, 645155, 903217, 1935465, 2709651, 2746517, 4516085, 8239551, 13548255, 13732585, 19225619, 41197755, 57676857, 96128095, 134579333, 288384285, 403737999, 672896665, 2018689995]

約数ペア:

[(1, 2018689995), (3, 672896665), (5, 403737999), (7, 288384285), (15, 134579333), (21, 96128095), (35, 57676857), (49, 41197755), (105, 19225619), (147, 13732585), (149, 13548255), (245, 8239551), (447, 4516085), (735, 2746517), (745, 2709651), (1043, 1935465), (2235, 903217), (3129, 645155), (5215, 387093), (7301, 276495), (15645, 129031), (18433, 109515), (21903, 92165), (36505, 55299)]