20335149

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 31231200

約数和(自身を除く): 10896051

約数列:

[1, 3, 9, 19, 57, 109, 171, 327, 981, 1091, 2071, 3273, 6213, 9819, 18639, 20729, 62187, 118919, 186561, 356757, 1070271, 2259461, 6778383, 20335149]

約数ペア:

[(1, 20335149), (3, 6778383), (9, 2259461), (19, 1070271), (57, 356757), (109, 186561), (171, 118919), (327, 62187), (981, 20729), (1091, 18639), (2071, 9819), (3273, 6213)]