163965008

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{140381}}^1$

素因数の和:140462

約数の個数: 20

約数和(自身を含む): 322036308

約数和(自身を除く): 158071300

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 140381, 280762, 561524, 1123048, 2246096, 10247813, 20495626, 40991252, 81982504, 163965008]

約数ペア:

[(1, 163965008), (2, 81982504), (4, 40991252), (8, 20495626), (16, 10247813), (73, 2246096), (146, 1123048), (292, 561524), (584, 280762), (1168, 140381)]