201977404

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{639169}}^1$

素因数の和:639252

約数の個数: 12

約数和(自身を含む): 357935200

約数和(自身を除く): 155957796

約数列:

[1, 2, 4, 79, 158, 316, 639169, 1278338, 2556676, 50494351, 100988702, 201977404]

約数ペア:

[(1, 201977404), (2, 100988702), (4, 50494351), (79, 2556676), (158, 1278338), (316, 639169)]