158889904

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{22621}}^1$

素因数の和:23068

約数の個数: 20

約数和(自身を含む): 308564080

約数和(自身を除く): 149674176

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 22621, 45242, 90484, 180968, 361936, 9930619, 19861238, 39722476, 79444952, 158889904]

約数ペア:

[(1, 158889904), (2, 79444952), (4, 39722476), (8, 19861238), (16, 9930619), (439, 361936), (878, 180968), (1756, 90484), (3512, 45242), (7024, 22621)]