220193744

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{443939}}^1$

素因数の和:443978

約数の個数: 20

約数和(自身を含む): 440388480

約数和(自身を除く): 220194736

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 443939, 887878, 1775756, 3551512, 7103024, 13762109, 27524218, 55048436, 110096872, 220193744]

約数ペア:

[(1, 220193744), (2, 110096872), (4, 55048436), (8, 27524218), (16, 13762109), (31, 7103024), (62, 3551512), (124, 1775756), (248, 887878), (496, 443939)]