20789747706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{191339}}^1$

素因数の和:191563

約数の個数: 64

約数和(自身を含む): 51432192000

約数和(自身を除く): 30642444294

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 199, 273, 398, 546, 597, 1194, 1393, 2587, 2786, 4179, 5174, 7761, 8358, 15522, 18109, 36218, 54327, 108654, 191339, 382678, 574017, 1148034, 1339373, 2487407, 2678746, 4018119, 4974814, 7462221, 8036238, 14924442, 17411849, 34823698, 38076461, 52235547, 76152922, 104471094, 114229383, 228458766, 266535227, 494993993, 533070454, 799605681, 989987986, 1484981979, 1599211362, 2969963958, 3464957951, 6929915902, 10394873853, 20789747706]

約数ペア:

[(1, 20789747706), (2, 10394873853), (3, 6929915902), (6, 3464957951), (7, 2969963958), (13, 1599211362), (14, 1484981979), (21, 989987986), (26, 799605681), (39, 533070454), (42, 494993993), (78, 266535227), (91, 228458766), (182, 114229383), (199, 104471094), (273, 76152922), (398, 52235547), (546, 38076461), (597, 34823698), (1194, 17411849), (1393, 14924442), (2587, 8036238), (2786, 7462221), (4179, 4974814), (5174, 4018119), (7761, 2678746), (8358, 2487407), (15522, 1339373), (18109, 1148034), (36218, 574017), (54327, 382678), (108654, 191339)]