193776140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{108863}}^1$

素因数の和:108961

約数の個数: 24

約数和(自身を含む): 411505920

約数和(自身を除く): 217729780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 108863, 217726, 435452, 544315, 1088630, 2177260, 9688807, 19377614, 38755228, 48444035, 96888070, 193776140]

約数ペア:

[(1, 193776140), (2, 96888070), (4, 48444035), (5, 38755228), (10, 19377614), (20, 9688807), (89, 2177260), (178, 1088630), (356, 544315), (445, 435452), (890, 217726), (1780, 108863)]