20686443363

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1\times {\mathrm{1607}}^1$

素因数の和:2749

約数の個数: 64

約数和(自身を含む): 33713971200

約数和(自身を除く): 13027527837

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1091, 1311, 1607, 3273, 3933, 4821, 9819, 11799, 14463, 20729, 25093, 29457, 30533, 36961, 43389, 62187, 75279, 91599, 110883, 186561, 225837, 274797, 332649, 476767, 559683, 677511, 702259, 824391, 997947, 1430301, 1753237, 2106777, 4290903, 5259711, 6320331, 12872709, 15779133, 18960993, 33311503, 40324451, 47337399, 99934509, 120973353, 299803527, 362920059, 766164569, 899410581, 1088760177, 2298493707, 6895481121, 20686443363]

約数ペア:

[(1, 20686443363), (3, 6895481121), (9, 2298493707), (19, 1088760177), (23, 899410581), (27, 766164569), (57, 362920059), (69, 299803527), (171, 120973353), (207, 99934509), (437, 47337399), (513, 40324451), (621, 33311503), (1091, 18960993), (1311, 15779133), (1607, 12872709), (3273, 6320331), (3933, 5259711), (4821, 4290903), (9819, 2106777), (11799, 1753237), (14463, 1430301), (20729, 997947), (25093, 824391), (29457, 702259), (30533, 677511), (36961, 559683), (43389, 476767), (62187, 332649), (75279, 274797), (91599, 225837), (110883, 186561)]