20534184

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{2357}}^1$

素因数の和:2391

約数の個数: 72

約数和(自身を含む): 61154730

約数和(自身を除く): 40620546

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 121, 132, 198, 242, 264, 363, 396, 484, 726, 792, 968, 1089, 1452, 2178, 2357, 2904, 4356, 4714, 7071, 8712, 9428, 14142, 18856, 21213, 25927, 28284, 42426, 51854, 56568, 77781, 84852, 103708, 155562, 169704, 207416, 233343, 285197, 311124, 466686, 570394, 622248, 855591, 933372, 1140788, 1711182, 1866744, 2281576, 2566773, 3422364, 5133546, 6844728, 10267092, 20534184]

約数ペア:

[(1, 20534184), (2, 10267092), (3, 6844728), (4, 5133546), (6, 3422364), (8, 2566773), (9, 2281576), (11, 1866744), (12, 1711182), (18, 1140788), (22, 933372), (24, 855591), (33, 622248), (36, 570394), (44, 466686), (66, 311124), (72, 285197), (88, 233343), (99, 207416), (121, 169704), (132, 155562), (198, 103708), (242, 84852), (264, 77781), (363, 56568), (396, 51854), (484, 42426), (726, 28284), (792, 25927), (968, 21213), (1089, 18856), (1452, 14142), (2178, 9428), (2357, 8712), (2904, 7071), (4356, 4714)]