20107458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3011}}^1$

素因数の和:3079

約数の個数: 48

約数和(自身を含む): 50746176

約数和(自身を除く): 30638718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3011, 3339, 6022, 6678, 9033, 18066, 21077, 27099, 42154, 54198, 63231, 126462, 159583, 189693, 319166, 379386, 478749, 957498, 1117081, 1436247, 2234162, 2872494, 3351243, 6702486, 10053729, 20107458]

約数ペア:

[(1, 20107458), (2, 10053729), (3, 6702486), (6, 3351243), (7, 2872494), (9, 2234162), (14, 1436247), (18, 1117081), (21, 957498), (42, 478749), (53, 379386), (63, 319166), (106, 189693), (126, 159583), (159, 126462), (318, 63231), (371, 54198), (477, 42154), (742, 27099), (954, 21077), (1113, 18066), (2226, 9033), (3011, 6678), (3339, 6022)]