20799367029

素因数分解:

$3^5\times 7^1\times {\mathrm{109}}^1\times {\mathrm{112181}}^1$

素因数の和:112312

約数の個数: 48

約数和(自身を含む): 35934138240

約数和(自身を除く): 15134771211

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 109, 189, 243, 327, 567, 763, 981, 1701, 2289, 2943, 6867, 8829, 20601, 26487, 61803, 112181, 185409, 336543, 785267, 1009629, 2355801, 3028887, 7067403, 9086661, 12227729, 21202209, 27259983, 36683187, 63606627, 85594103, 110049561, 190819881, 256782309, 330148683, 770346927, 990446049, 2311040781, 2971338147, 6933122343, 20799367029]

約数ペア:

[(1, 20799367029), (3, 6933122343), (7, 2971338147), (9, 2311040781), (21, 990446049), (27, 770346927), (63, 330148683), (81, 256782309), (109, 190819881), (189, 110049561), (243, 85594103), (327, 63606627), (567, 36683187), (763, 27259983), (981, 21202209), (1701, 12227729), (2289, 9086661), (2943, 7067403), (6867, 3028887), (8829, 2355801), (20601, 1009629), (26487, 785267), (61803, 336543), (112181, 185409)]