19663506

素因数分解:

$2^1\times 3^3\times {\mathrm{449}}^1\times {\mathrm{811}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 43848000

約数和(自身を除く): 24184494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 449, 811, 898, 1347, 1622, 2433, 2694, 4041, 4866, 7299, 8082, 12123, 14598, 21897, 24246, 43794, 364139, 728278, 1092417, 2184834, 3277251, 6554502, 9831753, 19663506]

約数ペア:

[(1, 19663506), (2, 9831753), (3, 6554502), (6, 3277251), (9, 2184834), (18, 1092417), (27, 728278), (54, 364139), (449, 43794), (811, 24246), (898, 21897), (1347, 14598), (1622, 12123), (2433, 8082), (2694, 7299), (4041, 4866)]