20272016

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1839

約数の個数: 40

約数和(自身を含む): 42330624

約数和(自身を除く): 22058608

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 1777, 2852, 3554, 5704, 7108, 11408, 14216, 28432, 40871, 55087, 81742, 110174, 163484, 220348, 326968, 440696, 653936, 881392, 1267001, 2534002, 5068004, 10136008, 20272016]

約数ペア:

[(1, 20272016), (2, 10136008), (4, 5068004), (8, 2534002), (16, 1267001), (23, 881392), (31, 653936), (46, 440696), (62, 326968), (92, 220348), (124, 163484), (184, 110174), (248, 81742), (368, 55087), (496, 40871), (713, 28432), (1426, 14216), (1777, 11408), (2852, 7108), (3554, 5704)]