20208864

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16193}}^1$

素因数の和:16219

約数の個数: 48

約数和(自身を含む): 57132432

約数和(自身を除く): 36923568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16193, 32386, 48579, 64772, 97158, 129544, 194316, 210509, 259088, 388632, 421018, 518176, 631527, 777264, 842036, 1263054, 1554528, 1684072, 2526108, 3368144, 5052216, 6736288, 10104432, 20208864]

約数ペア:

[(1, 20208864), (2, 10104432), (3, 6736288), (4, 5052216), (6, 3368144), (8, 2526108), (12, 1684072), (13, 1554528), (16, 1263054), (24, 842036), (26, 777264), (32, 631527), (39, 518176), (48, 421018), (52, 388632), (78, 259088), (96, 210509), (104, 194316), (156, 129544), (208, 97158), (312, 64772), (416, 48579), (624, 32386), (1248, 16193)]