20984989322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{829}}^1\times {\mathrm{2621}}^1$

素因数の和:3902

約数の個数: 32

約数和(自身を含む): 34471958400

約数和(自身を除く): 13486969078

約数列:

[1, 2, 11, 22, 439, 829, 878, 1658, 2621, 4829, 5242, 9119, 9658, 18238, 28831, 57662, 363931, 727862, 1150619, 2172809, 2301238, 4003241, 4345618, 8006482, 12656809, 23900899, 25313618, 47801798, 953863151, 1907726302, 10492494661, 20984989322]

約数ペア:

[(1, 20984989322), (2, 10492494661), (11, 1907726302), (22, 953863151), (439, 47801798), (829, 25313618), (878, 23900899), (1658, 12656809), (2621, 8006482), (4829, 4345618), (5242, 4003241), (9119, 2301238), (9658, 2172809), (18238, 1150619), (28831, 727862), (57662, 363931)]