20558688

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{9311}}^1$

素因数の和:9347

約数の個数: 48

約数和(自身を含む): 56318976

約数和(自身を除く): 35760288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 9311, 18622, 27933, 37244, 55866, 74488, 111732, 148976, 214153, 223464, 297952, 428306, 446928, 642459, 856612, 893856, 1284918, 1713224, 2569836, 3426448, 5139672, 6852896, 10279344, 20558688]

約数ペア:

[(1, 20558688), (2, 10279344), (3, 6852896), (4, 5139672), (6, 3426448), (8, 2569836), (12, 1713224), (16, 1284918), (23, 893856), (24, 856612), (32, 642459), (46, 446928), (48, 428306), (69, 297952), (92, 223464), (96, 214153), (138, 148976), (184, 111732), (276, 74488), (368, 55866), (552, 37244), (736, 27933), (1104, 18622), (2208, 9311)]