1999490094

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{24527}}^1$

素因数の和:25189

約数の個数: 48

約数和(自身を含む): 4958972928

約数和(自身を除く): 2959482834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 647, 1294, 1941, 3882, 4529, 5823, 9058, 11646, 13587, 24527, 27174, 40761, 49054, 73581, 81522, 147162, 171689, 220743, 343378, 441486, 515067, 1030134, 1545201, 3090402, 15868969, 31737938, 47606907, 95213814, 111082783, 142820721, 222165566, 285641442, 333248349, 666496698, 999745047, 1999490094]

約数ペア:

[(1, 1999490094), (2, 999745047), (3, 666496698), (6, 333248349), (7, 285641442), (9, 222165566), (14, 142820721), (18, 111082783), (21, 95213814), (42, 47606907), (63, 31737938), (126, 15868969), (647, 3090402), (1294, 1545201), (1941, 1030134), (3882, 515067), (4529, 441486), (5823, 343378), (9058, 220743), (11646, 171689), (13587, 147162), (24527, 81522), (27174, 73581), (40761, 49054)]