1992019930

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{487}}^1\times {\mathrm{911}}^1$

素因数の和:1854

約数の個数: 32

約数和(自身を含む): 3604953600

約数和(自身を除く): 1612933670

約数列:

[1, 2, 5, 10, 449, 487, 898, 911, 974, 1822, 2245, 2435, 4490, 4555, 4870, 9110, 218663, 409039, 437326, 443657, 818078, 887314, 1093315, 2045195, 2186630, 2218285, 4090390, 4436570, 199201993, 398403986, 996009965, 1992019930]

約数ペア:

[(1, 1992019930), (2, 996009965), (5, 398403986), (10, 199201993), (449, 4436570), (487, 4090390), (898, 2218285), (911, 2186630), (974, 2045195), (1822, 1093315), (2245, 887314), (2435, 818078), (4490, 443657), (4555, 437326), (4870, 409039), (9110, 218663)]