20548536

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 53913600

約数和(自身を除く): 33365064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 71, 93, 124, 142, 186, 213, 248, 284, 372, 389, 426, 568, 744, 778, 852, 1167, 1556, 1704, 2201, 2334, 3112, 4402, 4668, 6603, 8804, 9336, 12059, 13206, 17608, 24118, 26412, 27619, 36177, 48236, 52824, 55238, 72354, 82857, 96472, 110476, 144708, 165714, 220952, 289416, 331428, 662856, 856189, 1712378, 2568567, 3424756, 5137134, 6849512, 10274268, 20548536]

約数ペア:

[(1, 20548536), (2, 10274268), (3, 6849512), (4, 5137134), (6, 3424756), (8, 2568567), (12, 1712378), (24, 856189), (31, 662856), (62, 331428), (71, 289416), (93, 220952), (124, 165714), (142, 144708), (186, 110476), (213, 96472), (248, 82857), (284, 72354), (372, 55238), (389, 52824), (426, 48236), (568, 36177), (744, 27619), (778, 26412), (852, 24118), (1167, 17608), (1556, 13206), (1704, 12059), (2201, 9336), (2334, 8804), (3112, 6603), (4402, 4668)]