20412521745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{593}}^1\times {\mathrm{29803}}^1$

素因数の和:30422

約数の個数: 64

約数和(自身を含む): 40789039104

約数和(自身を除く): 20376517359

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 593, 1155, 1779, 2965, 4151, 6523, 8895, 12453, 19569, 20755, 29803, 32615, 45661, 62265, 89409, 97845, 136983, 149015, 208621, 228305, 327833, 447045, 625863, 684915, 983499, 1043105, 1639165, 2294831, 3129315, 4917495, 6884493, 11474155, 17673179, 34422465, 53019537, 88365895, 123712253, 194404969, 265097685, 371136759, 583214907, 618561265, 972024845, 1360834783, 1855683795, 2916074535, 4082504349, 6804173915, 20412521745]

約数ペア:

[(1, 20412521745), (3, 6804173915), (5, 4082504349), (7, 2916074535), (11, 1855683795), (15, 1360834783), (21, 972024845), (33, 618561265), (35, 583214907), (55, 371136759), (77, 265097685), (105, 194404969), (165, 123712253), (231, 88365895), (385, 53019537), (593, 34422465), (1155, 17673179), (1779, 11474155), (2965, 6884493), (4151, 4917495), (6523, 3129315), (8895, 2294831), (12453, 1639165), (19569, 1043105), (20755, 983499), (29803, 684915), (32615, 625863), (45661, 447045), (62265, 327833), (89409, 228305), (97845, 208621), (136983, 149015)]