20629323

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1$

素因数の和:186

約数の個数: 60

約数和(自身を含む): 36668808

約数和(自身を除く): 16039485

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 137, 143, 169, 297, 351, 411, 429, 507, 891, 1053, 1233, 1287, 1507, 1521, 1781, 1859, 3699, 3861, 4521, 4563, 5343, 5577, 11097, 11583, 13563, 13689, 16029, 16731, 19591, 23153, 40689, 48087, 50193, 58773, 69459, 122067, 144261, 150579, 176319, 208377, 254683, 528957, 625131, 764049, 1586871, 1875393, 2292147, 6876441, 20629323]

約数ペア:

[(1, 20629323), (3, 6876441), (9, 2292147), (11, 1875393), (13, 1586871), (27, 764049), (33, 625131), (39, 528957), (81, 254683), (99, 208377), (117, 176319), (137, 150579), (143, 144261), (169, 122067), (297, 69459), (351, 58773), (411, 50193), (429, 48087), (507, 40689), (891, 23153), (1053, 19591), (1233, 16731), (1287, 16029), (1507, 13689), (1521, 13563), (1781, 11583), (1859, 11097), (3699, 5577), (3861, 5343), (4521, 4563)]