17985970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{523}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 34332480

約数和(自身を除く): 16346510

約数列:

[1, 2, 5, 10, 19, 38, 95, 181, 190, 362, 523, 905, 1046, 1810, 2615, 3439, 5230, 6878, 9937, 17195, 19874, 34390, 49685, 94663, 99370, 189326, 473315, 946630, 1798597, 3597194, 8992985, 17985970]

約数ペア:

[(1, 17985970), (2, 8992985), (5, 3597194), (10, 1798597), (19, 946630), (38, 473315), (95, 189326), (181, 99370), (190, 94663), (362, 49685), (523, 34390), (905, 19874), (1046, 17195), (1810, 9937), (2615, 6878), (3439, 5230)]