20199782187

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{1753}}^1$

素因数の和:2162

約数の個数: 80

約数和(自身を含む): 33658614528

約数和(自身を除く): 13458832341

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 279, 351, 353, 403, 837, 1053, 1059, 1209, 1753, 2511, 3177, 3627, 4589, 5259, 9531, 10881, 10943, 13767, 15777, 22789, 28593, 32643, 32829, 41301, 47331, 54343, 68367, 98487, 123903, 141993, 142259, 163029, 205101, 295461, 371709, 426777, 489087, 615303, 618809, 706459, 886383, 1280331, 1467261, 1845909, 1856427, 2119377, 3840993, 4401783, 5569281, 6358131, 8044517, 11522979, 16707843, 19074393, 19183079, 24133551, 50123529, 57223179, 57549237, 72400653, 172647711, 217201959, 249380027, 517943133, 651605877, 748140081, 1553829399, 2244420243, 6733260729, 20199782187]

約数ペア:

[(1, 20199782187), (3, 6733260729), (9, 2244420243), (13, 1553829399), (27, 748140081), (31, 651605877), (39, 517943133), (81, 249380027), (93, 217201959), (117, 172647711), (279, 72400653), (351, 57549237), (353, 57223179), (403, 50123529), (837, 24133551), (1053, 19183079), (1059, 19074393), (1209, 16707843), (1753, 11522979), (2511, 8044517), (3177, 6358131), (3627, 5569281), (4589, 4401783), (5259, 3840993), (9531, 2119377), (10881, 1856427), (10943, 1845909), (13767, 1467261), (15777, 1280331), (22789, 886383), (28593, 706459), (32643, 618809), (32829, 615303), (41301, 489087), (47331, 426777), (54343, 371709), (68367, 295461), (98487, 205101), (123903, 163029), (141993, 142259)]