20559735903

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{1543}}^1$

素因数の和:2153

約数の個数: 64

約数和(自身を含む): 33439334400

約数和(自身を除く): 12879598497

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 483, 563, 1029, 1127, 1543, 1689, 3381, 3941, 4629, 7889, 10801, 11823, 12949, 23667, 27587, 32403, 35489, 38847, 75607, 82761, 90643, 106467, 193109, 226821, 248423, 271929, 529249, 579327, 634501, 745269, 868709, 1587747, 1738961, 1903503, 2606127, 4441507, 5216883, 6080963, 12172727, 13324521, 18242889, 19980307, 36518181, 42566741, 59940921, 127700223, 139862149, 297967187, 419586447, 893901561, 979035043, 2937105129, 6853245301, 20559735903]

約数ペア:

[(1, 20559735903), (3, 6853245301), (7, 2937105129), (21, 979035043), (23, 893901561), (49, 419586447), (69, 297967187), (147, 139862149), (161, 127700223), (343, 59940921), (483, 42566741), (563, 36518181), (1029, 19980307), (1127, 18242889), (1543, 13324521), (1689, 12172727), (3381, 6080963), (3941, 5216883), (4629, 4441507), (7889, 2606127), (10801, 1903503), (11823, 1738961), (12949, 1587747), (23667, 868709), (27587, 745269), (32403, 634501), (35489, 579327), (38847, 529249), (75607, 271929), (82761, 248423), (90643, 226821), (106467, 193109)]