19121100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{63737}}^1$

素因数の和:63754

約数の個数: 36

約数和(自身を含む): 55324584

約数和(自身を除く): 36203484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 63737, 127474, 191211, 254948, 318685, 382422, 637370, 764844, 956055, 1274740, 1593425, 1912110, 3186850, 3824220, 4780275, 6373700, 9560550, 19121100]

約数ペア:

[(1, 19121100), (2, 9560550), (3, 6373700), (4, 4780275), (5, 3824220), (6, 3186850), (10, 1912110), (12, 1593425), (15, 1274740), (20, 956055), (25, 764844), (30, 637370), (50, 382422), (60, 318685), (75, 254948), (100, 191211), (150, 127474), (300, 63737)]