201921176

素因数分解:

$2^3\times {\mathrm{2557}}^1\times {\mathrm{9871}}^1$

素因数の和:12434

約数の個数: 16

約数和(自身を含む): 378788640

約数和(自身を除く): 176867464

約数列:

[1, 2, 4, 8, 2557, 5114, 9871, 10228, 19742, 20456, 39484, 78968, 25240147, 50480294, 100960588, 201921176]

約数ペア:

[(1, 201921176), (2, 100960588), (4, 50480294), (8, 25240147), (2557, 78968), (5114, 39484), (9871, 20456), (10228, 19742)]