19886373

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5861}}^1$

素因数の和:5909

約数の個数: 24

約数和(自身を含む): 32006520

約数和(自身を除く): 12120147

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 5861, 17583, 52749, 76193, 169969, 228579, 509907, 685737, 1529721, 2209597, 6628791, 19886373]

約数ペア:

[(1, 19886373), (3, 6628791), (9, 2209597), (13, 1529721), (29, 685737), (39, 509907), (87, 228579), (117, 169969), (261, 76193), (377, 52749), (1131, 17583), (3393, 5861)]