20080972395

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1\times {\mathrm{631}}^1$

素因数の和:1161

約数の個数: 96

約数和(自身を含む): 38332569600

約数和(自身を除く): 18251597205

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 239, 269, 495, 631, 717, 807, 1195, 1345, 1893, 2151, 2421, 2629, 2959, 3155, 3585, 4035, 5679, 6941, 7887, 8877, 9465, 10755, 12105, 13145, 14795, 20823, 23661, 26631, 28395, 34705, 39435, 44385, 62469, 64291, 104115, 118305, 133155, 150809, 169739, 192873, 312345, 321455, 452427, 509217, 578619, 707201, 754045, 848695, 964365, 1357281, 1527651, 1658899, 1867129, 2121603, 2262135, 2546085, 2893095, 3536005, 4976697, 5601387, 6364809, 6786405, 7638255, 8294495, 9335645, 10608015, 14930091, 16804161, 24883485, 28006935, 31824045, 40567621, 74650455, 84020805, 121702863, 202838105, 365108589, 446243831, 608514315, 1338731493, 1825542945, 2231219155, 4016194479, 6693657465, 20080972395]

約数ペア:

[(1, 20080972395), (3, 6693657465), (5, 4016194479), (9, 2231219155), (11, 1825542945), (15, 1338731493), (33, 608514315), (45, 446243831), (55, 365108589), (99, 202838105), (165, 121702863), (239, 84020805), (269, 74650455), (495, 40567621), (631, 31824045), (717, 28006935), (807, 24883485), (1195, 16804161), (1345, 14930091), (1893, 10608015), (2151, 9335645), (2421, 8294495), (2629, 7638255), (2959, 6786405), (3155, 6364809), (3585, 5601387), (4035, 4976697), (5679, 3536005), (6941, 2893095), (7887, 2546085), (8877, 2262135), (9465, 2121603), (10755, 1867129), (12105, 1658899), (13145, 1527651), (14795, 1357281), (20823, 964365), (23661, 848695), (26631, 754045), (28395, 707201), (34705, 578619), (39435, 509217), (44385, 452427), (62469, 321455), (64291, 312345), (104115, 192873), (118305, 169739), (133155, 150809)]