20459088

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3643}}^1$

素因数の和:3673

約数の個数: 80

約数和(自身を含む): 63259840

約数和(自身を除く): 42800752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3643, 5616, 7286, 10929, 14572, 21858, 29144, 32787, 43716, 47359, 58288, 65574, 87432, 94718, 98361, 131148, 142077, 174864, 189436, 196722, 262296, 284154, 378872, 393444, 426231, 524592, 568308, 757744, 786888, 852462, 1136616, 1278693, 1573776, 1704924, 2273232, 2557386, 3409848, 5114772, 6819696, 10229544, 20459088]

約数ペア:

[(1, 20459088), (2, 10229544), (3, 6819696), (4, 5114772), (6, 3409848), (8, 2557386), (9, 2273232), (12, 1704924), (13, 1573776), (16, 1278693), (18, 1136616), (24, 852462), (26, 786888), (27, 757744), (36, 568308), (39, 524592), (48, 426231), (52, 393444), (54, 378872), (72, 284154), (78, 262296), (104, 196722), (108, 189436), (117, 174864), (144, 142077), (156, 131148), (208, 98361), (216, 94718), (234, 87432), (312, 65574), (351, 58288), (432, 47359), (468, 43716), (624, 32787), (702, 29144), (936, 21858), (1404, 14572), (1872, 10929), (2808, 7286), (3643, 5616)]