2019921288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{2371}}^1$

素因数の和:2859

約数の個数: 128

約数和(自身を含む): 6312176640

約数和(自身を除く): 4292255352

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 461, 462, 616, 922, 924, 1383, 1844, 1848, 2371, 2766, 3227, 3688, 4742, 5071, 5532, 6454, 7113, 9484, 9681, 10142, 11064, 12908, 14226, 15213, 16597, 18968, 19362, 20284, 25816, 26081, 28452, 30426, 33194, 35497, 38724, 40568, 49791, 52162, 56904, 60852, 66388, 70994, 77448, 78243, 99582, 104324, 106491, 121704, 132776, 141988, 156486, 182567, 199164, 208648, 212982, 283976, 312972, 365134, 398328, 425964, 547701, 625944, 730268, 851928, 1093031, 1095402, 1460536, 2186062, 2190804, 3279093, 4372124, 4381608, 6558186, 7651217, 8744248, 12023341, 13116372, 15302434, 22953651, 24046682, 26232744, 30604868, 36070023, 45907302, 48093364, 61209736, 72140046, 84163387, 91814604, 96186728, 144280092, 168326774, 183629208, 252490161, 288560184, 336653548, 504980322, 673307096, 1009960644, 2019921288]

約数ペア:

[(1, 2019921288), (2, 1009960644), (3, 673307096), (4, 504980322), (6, 336653548), (7, 288560184), (8, 252490161), (11, 183629208), (12, 168326774), (14, 144280092), (21, 96186728), (22, 91814604), (24, 84163387), (28, 72140046), (33, 61209736), (42, 48093364), (44, 45907302), (56, 36070023), (66, 30604868), (77, 26232744), (84, 24046682), (88, 22953651), (132, 15302434), (154, 13116372), (168, 12023341), (231, 8744248), (264, 7651217), (308, 6558186), (461, 4381608), (462, 4372124), (616, 3279093), (922, 2190804), (924, 2186062), (1383, 1460536), (1844, 1095402), (1848, 1093031), (2371, 851928), (2766, 730268), (3227, 625944), (3688, 547701), (4742, 425964), (5071, 398328), (5532, 365134), (6454, 312972), (7113, 283976), (9484, 212982), (9681, 208648), (10142, 199164), (11064, 182567), (12908, 156486), (14226, 141988), (15213, 132776), (16597, 121704), (18968, 106491), (19362, 104324), (20284, 99582), (25816, 78243), (26081, 77448), (28452, 70994), (30426, 66388), (33194, 60852), (35497, 56904), (38724, 52162), (40568, 49791)]