20739654326

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1409}}^1$

素因数の和:1534

約数の個数: 64

約数和(自身を含む): 34912728000

約数和(自身を除く): 14173073674

約数列:

[1, 2, 19, 29, 37, 38, 58, 74, 361, 551, 703, 722, 1073, 1102, 1406, 1409, 2146, 2818, 6859, 10469, 13357, 13718, 20387, 20938, 26714, 26771, 40774, 40861, 52133, 53542, 81722, 104266, 198911, 253783, 387353, 397822, 507566, 508649, 774706, 776359, 990527, 1017298, 1511857, 1552718, 1981054, 3023714, 7359707, 9664331, 14719414, 14750821, 18820013, 19328662, 28725283, 29501642, 37640026, 57450566, 280265599, 357580247, 545780377, 560531198, 715160494, 1091560754, 10369827163, 20739654326]

約数ペア:

[(1, 20739654326), (2, 10369827163), (19, 1091560754), (29, 715160494), (37, 560531198), (38, 545780377), (58, 357580247), (74, 280265599), (361, 57450566), (551, 37640026), (703, 29501642), (722, 28725283), (1073, 19328662), (1102, 18820013), (1406, 14750821), (1409, 14719414), (2146, 9664331), (2818, 7359707), (6859, 3023714), (10469, 1981054), (13357, 1552718), (13718, 1511857), (20387, 1017298), (20938, 990527), (26714, 776359), (26771, 774706), (40774, 508649), (40861, 507566), (52133, 397822), (53542, 387353), (81722, 253783), (104266, 198911)]