20605104

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{1223}}^1$

素因数の和:1256

約数の個数: 100

約数和(自身を含む): 64277136

約数和(自身を除く): 43672032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 312, 324, 351, 432, 468, 624, 648, 702, 936, 1053, 1223, 1296, 1404, 1872, 2106, 2446, 2808, 3669, 4212, 4892, 5616, 7338, 8424, 9784, 11007, 14676, 15899, 16848, 19568, 22014, 29352, 31798, 33021, 44028, 47697, 58704, 63596, 66042, 88056, 95394, 99063, 127192, 132084, 143091, 176112, 190788, 198126, 254384, 264168, 286182, 381576, 396252, 429273, 528336, 572364, 763152, 792504, 858546, 1144728, 1287819, 1585008, 1717092, 2289456, 2575638, 3434184, 5151276, 6868368, 10302552, 20605104]

約数ペア:

[(1, 20605104), (2, 10302552), (3, 6868368), (4, 5151276), (6, 3434184), (8, 2575638), (9, 2289456), (12, 1717092), (13, 1585008), (16, 1287819), (18, 1144728), (24, 858546), (26, 792504), (27, 763152), (36, 572364), (39, 528336), (48, 429273), (52, 396252), (54, 381576), (72, 286182), (78, 264168), (81, 254384), (104, 198126), (108, 190788), (117, 176112), (144, 143091), (156, 132084), (162, 127192), (208, 99063), (216, 95394), (234, 88056), (312, 66042), (324, 63596), (351, 58704), (432, 47697), (468, 44028), (624, 33021), (648, 31798), (702, 29352), (936, 22014), (1053, 19568), (1223, 16848), (1296, 15899), (1404, 14676), (1872, 11007), (2106, 9784), (2446, 8424), (2808, 7338), (3669, 5616), (4212, 4892)]