205900144

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{92581}}^1$

素因数の和:92728

約数の個数: 20

約数和(自身を含む): 401805880

約数和(自身を除く): 195905736

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 92581, 185162, 370324, 740648, 1481296, 12868759, 25737518, 51475036, 102950072, 205900144]

約数ペア:

[(1, 205900144), (2, 102950072), (4, 51475036), (8, 25737518), (16, 12868759), (139, 1481296), (278, 740648), (556, 370324), (1112, 185162), (2224, 92581)]