19009799510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2687}}^1\times {\mathrm{54421}}^1$

素因数の和:57128

約数の個数: 32

約数和(自身を含む): 36864156672

約数和(自身を除く): 17854357162

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2687, 5374, 13435, 26870, 34931, 54421, 69862, 108842, 174655, 272105, 349310, 544210, 707473, 1414946, 3537365, 7074730, 146229227, 292458454, 731146135, 1462292270, 1900979951, 3801959902, 9504899755, 19009799510]

約数ペア:

[(1, 19009799510), (2, 9504899755), (5, 3801959902), (10, 1900979951), (13, 1462292270), (26, 731146135), (65, 292458454), (130, 146229227), (2687, 7074730), (5374, 3537365), (13435, 1414946), (26870, 707473), (34931, 544210), (54421, 349310), (69862, 272105), (108842, 174655)]