20222792

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{617}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 40380120

約数和(自身を除く): 20157328

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 241, 482, 617, 964, 1234, 1928, 2468, 4097, 4936, 8194, 10489, 16388, 20978, 32776, 41956, 83912, 148697, 297394, 594788, 1189576, 2527849, 5055698, 10111396, 20222792]

約数ペア:

[(1, 20222792), (2, 10111396), (4, 5055698), (8, 2527849), (17, 1189576), (34, 594788), (68, 297394), (136, 148697), (241, 83912), (482, 41956), (617, 32776), (964, 20978), (1234, 16388), (1928, 10489), (2468, 8194), (4097, 4936)]