221427184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1258109}}^1$

素因数の和:1258128

約数の個数: 20

約数和(自身を含む): 468016920

約数和(自身を除く): 246589736

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1258109, 2516218, 5032436, 10064872, 13839199, 20129744, 27678398, 55356796, 110713592, 221427184]

約数ペア:

[(1, 221427184), (2, 110713592), (4, 55356796), (8, 27678398), (11, 20129744), (16, 13839199), (22, 10064872), (44, 5032436), (88, 2516218), (176, 1258109)]