19932088

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 41895000

約数和(自身を除く): 21962912

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 121, 236, 242, 349, 472, 484, 649, 698, 968, 1298, 1396, 2596, 2792, 3839, 5192, 7139, 7678, 14278, 15356, 20591, 28556, 30712, 41182, 42229, 57112, 82364, 84458, 164728, 168916, 226501, 337832, 453002, 906004, 1812008, 2491511, 4983022, 9966044, 19932088]

約数ペア:

[(1, 19932088), (2, 9966044), (4, 4983022), (8, 2491511), (11, 1812008), (22, 906004), (44, 453002), (59, 337832), (88, 226501), (118, 168916), (121, 164728), (236, 84458), (242, 82364), (349, 57112), (472, 42229), (484, 41182), (649, 30712), (698, 28556), (968, 20591), (1298, 15356), (1396, 14278), (2596, 7678), (2792, 7139), (3839, 5192)]