200865584

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{20347}}^1$

素因数の和:20972

約数の個数: 20

約数和(自身を含む): 389826984

約数和(自身を除く): 188961400

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 20347, 40694, 81388, 162776, 325552, 12554099, 25108198, 50216396, 100432792, 200865584]

約数ペア:

[(1, 200865584), (2, 100432792), (4, 50216396), (8, 25108198), (16, 12554099), (617, 325552), (1234, 162776), (2468, 81388), (4936, 40694), (9872, 20347)]