20808630843

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{364699}}^1$

素因数の和:364752

約数の個数: 64

約数和(自身を含む): 39212544000

約数和(自身を除く): 18403913157

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 57, 77, 91, 133, 143, 209, 231, 247, 273, 399, 429, 627, 741, 1001, 1463, 1729, 2717, 3003, 4389, 5187, 8151, 19019, 57057, 364699, 1094097, 2552893, 4011689, 4741087, 6929281, 7658679, 12035067, 14223261, 20787843, 28081823, 33187609, 48504967, 52151957, 76222091, 84245469, 90080653, 99562827, 145514901, 156455871, 228666273, 270241959, 365063699, 533554637, 630564571, 990887183, 1095191097, 1600663911, 1891693713, 2972661549, 6936210281, 20808630843]

約数ペア:

[(1, 20808630843), (3, 6936210281), (7, 2972661549), (11, 1891693713), (13, 1600663911), (19, 1095191097), (21, 990887183), (33, 630564571), (39, 533554637), (57, 365063699), (77, 270241959), (91, 228666273), (133, 156455871), (143, 145514901), (209, 99562827), (231, 90080653), (247, 84245469), (273, 76222091), (399, 52151957), (429, 48504967), (627, 33187609), (741, 28081823), (1001, 20787843), (1463, 14223261), (1729, 12035067), (2717, 7658679), (3003, 6929281), (4389, 4741087), (5187, 4011689), (8151, 2552893), (19019, 1094097), (57057, 364699)]