20539176

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{683}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 59097600

約数和(自身を除く): 38558424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 179, 358, 537, 683, 716, 1074, 1253, 1366, 1432, 2049, 2148, 2506, 2732, 3759, 4098, 4296, 4781, 5012, 5464, 7518, 8196, 9562, 10024, 14343, 15036, 16392, 19124, 28686, 30072, 38248, 57372, 114744, 122257, 244514, 366771, 489028, 733542, 855799, 978056, 1467084, 1711598, 2567397, 2934168, 3423196, 5134794, 6846392, 10269588, 20539176]

約数ペア:

[(1, 20539176), (2, 10269588), (3, 6846392), (4, 5134794), (6, 3423196), (7, 2934168), (8, 2567397), (12, 1711598), (14, 1467084), (21, 978056), (24, 855799), (28, 733542), (42, 489028), (56, 366771), (84, 244514), (168, 122257), (179, 114744), (358, 57372), (537, 38248), (683, 30072), (716, 28686), (1074, 19124), (1253, 16392), (1366, 15036), (1432, 14343), (2049, 10024), (2148, 9562), (2506, 8196), (2732, 7518), (3759, 5464), (4098, 5012), (4296, 4781)]