208518988

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{383}}^1\times {\mathrm{1039}}^1$

素因数の和:1557

約数の個数: 24

約数和(自身を含む): 369008640

約数和(自身を除く): 160489652

約数列:

[1, 2, 4, 131, 262, 383, 524, 766, 1039, 1532, 2078, 4156, 50173, 100346, 136109, 200692, 272218, 397937, 544436, 795874, 1591748, 52129747, 104259494, 208518988]

約数ペア:

[(1, 208518988), (2, 104259494), (4, 52129747), (131, 1591748), (262, 795874), (383, 544436), (524, 397937), (766, 272218), (1039, 200692), (1532, 136109), (2078, 100346), (4156, 50173)]