209968484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{110977}}^1$

素因数の和:111035

約数の個数: 24

約数和(自身を含む): 410174688

約数和(自身を除く): 200206204

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 110977, 221954, 443908, 1220747, 2441494, 4772011, 4882988, 9544022, 19088044, 52492121, 104984242, 209968484]

約数ペア:

[(1, 209968484), (2, 104984242), (4, 52492121), (11, 19088044), (22, 9544022), (43, 4882988), (44, 4772011), (86, 2441494), (172, 1220747), (473, 443908), (946, 221954), (1892, 110977)]