20512667799

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1\times {\mathrm{1801}}^1$

素因数の和:2737

約数の個数: 64

約数和(自身を含む): 33668279680

約数和(自身を除く): 13155611881

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 877, 999, 1443, 1801, 2631, 4329, 5403, 7893, 11401, 12987, 16209, 23413, 23679, 32449, 34203, 48627, 66637, 70239, 97347, 102609, 199911, 210717, 292041, 307827, 421837, 599733, 632151, 866281, 876123, 1265511, 1579477, 1799199, 2598843, 3796533, 4738431, 7796529, 11389599, 14215293, 20533201, 23389587, 42645879, 58440649, 61599603, 175321947, 184798809, 525965841, 554396427, 759728437, 1577897523, 2279185311, 6837555933, 20512667799]

約数ペア:

[(1, 20512667799), (3, 6837555933), (9, 2279185311), (13, 1577897523), (27, 759728437), (37, 554396427), (39, 525965841), (111, 184798809), (117, 175321947), (333, 61599603), (351, 58440649), (481, 42645879), (877, 23389587), (999, 20533201), (1443, 14215293), (1801, 11389599), (2631, 7796529), (4329, 4738431), (5403, 3796533), (7893, 2598843), (11401, 1799199), (12987, 1579477), (16209, 1265511), (23413, 876123), (23679, 866281), (32449, 632151), (34203, 599733), (48627, 421837), (66637, 307827), (70239, 292041), (97347, 210717), (102609, 199911)]