20654184

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 128

約数和(自身を含む): 59719680

約数和(自身を除く): 39065496

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 31, 34, 46, 51, 62, 68, 69, 71, 92, 93, 102, 124, 136, 138, 142, 184, 186, 204, 213, 248, 276, 284, 372, 391, 408, 426, 527, 552, 568, 713, 744, 782, 852, 1054, 1173, 1207, 1426, 1564, 1581, 1633, 1704, 2108, 2139, 2201, 2346, 2414, 2852, 3128, 3162, 3266, 3621, 4216, 4278, 4402, 4692, 4828, 4899, 5704, 6324, 6532, 6603, 7242, 8556, 8804, 9384, 9656, 9798, 12121, 12648, 13064, 13206, 14484, 17112, 17608, 19596, 24242, 26412, 27761, 28968, 36363, 37417, 39192, 48484, 50623, 52824, 55522, 72726, 74834, 83283, 96968, 101246, 111044, 112251, 145452, 149668, 151869, 166566, 202492, 222088, 224502, 290904, 299336, 303738, 333132, 404984, 449004, 607476, 666264, 860591, 898008, 1214952, 1721182, 2581773, 3442364, 5163546, 6884728, 10327092, 20654184]

約数ペア:

[(1, 20654184), (2, 10327092), (3, 6884728), (4, 5163546), (6, 3442364), (8, 2581773), (12, 1721182), (17, 1214952), (23, 898008), (24, 860591), (31, 666264), (34, 607476), (46, 449004), (51, 404984), (62, 333132), (68, 303738), (69, 299336), (71, 290904), (92, 224502), (93, 222088), (102, 202492), (124, 166566), (136, 151869), (138, 149668), (142, 145452), (184, 112251), (186, 111044), (204, 101246), (213, 96968), (248, 83283), (276, 74834), (284, 72726), (372, 55522), (391, 52824), (408, 50623), (426, 48484), (527, 39192), (552, 37417), (568, 36363), (713, 28968), (744, 27761), (782, 26412), (852, 24242), (1054, 19596), (1173, 17608), (1207, 17112), (1426, 14484), (1564, 13206), (1581, 13064), (1633, 12648), (1704, 12121), (2108, 9798), (2139, 9656), (2201, 9384), (2346, 8804), (2414, 8556), (2852, 7242), (3128, 6603), (3162, 6532), (3266, 6324), (3621, 5704), (4216, 4899), (4278, 4828), (4402, 4692)]