17993044990

素因数分解:

$2^1\times 5^1\times {\mathrm{8971}}^1\times {\mathrm{200569}}^1$

素因数の和:209547

約数の個数: 16

約数和(自身を含む): 32391252720

約数和(自身を除く): 14398207730

約数列:

[1, 2, 5, 10, 8971, 17942, 44855, 89710, 200569, 401138, 1002845, 2005690, 1799304499, 3598608998, 8996522495, 17993044990]

約数ペア:

[(1, 17993044990), (2, 8996522495), (5, 3598608998), (10, 1799304499), (8971, 2005690), (17942, 1002845), (44855, 401138), (89710, 200569)]