20408909892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1\times {\mathrm{13921}}^1$

素因数の和:14529

約数の個数: 96

約数和(自身を含む): 56283193344

約数和(自身を除く): 35874283452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 563, 651, 868, 1126, 1302, 1689, 2252, 2604, 3378, 3941, 6756, 7882, 11823, 13921, 15764, 17453, 23646, 27842, 34906, 41763, 47292, 52359, 55684, 69812, 83526, 97447, 104718, 122171, 167052, 194894, 209436, 244342, 292341, 366513, 389788, 431551, 488684, 584682, 733026, 863102, 1169364, 1294653, 1466052, 1726204, 2589306, 3020857, 5178612, 6041714, 7837523, 9062571, 12083428, 15675046, 18125142, 23512569, 31350092, 36250284, 47025138, 54862661, 94050276, 109725322, 164587983, 219450644, 242963213, 329175966, 485926426, 658351932, 728889639, 971852852, 1457779278, 1700742491, 2915558556, 3401484982, 5102227473, 6802969964, 10204454946, 20408909892]

約数ペア:

[(1, 20408909892), (2, 10204454946), (3, 6802969964), (4, 5102227473), (6, 3401484982), (7, 2915558556), (12, 1700742491), (14, 1457779278), (21, 971852852), (28, 728889639), (31, 658351932), (42, 485926426), (62, 329175966), (84, 242963213), (93, 219450644), (124, 164587983), (186, 109725322), (217, 94050276), (372, 54862661), (434, 47025138), (563, 36250284), (651, 31350092), (868, 23512569), (1126, 18125142), (1302, 15675046), (1689, 12083428), (2252, 9062571), (2604, 7837523), (3378, 6041714), (3941, 5178612), (6756, 3020857), (7882, 2589306), (11823, 1726204), (13921, 1466052), (15764, 1294653), (17453, 1169364), (23646, 863102), (27842, 733026), (34906, 584682), (41763, 488684), (47292, 431551), (52359, 389788), (55684, 366513), (69812, 292341), (83526, 244342), (97447, 209436), (104718, 194894), (122171, 167052)]