19504827

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{5273}}^1$

素因数の和:5419

約数の個数: 16

約数和(自身を含む): 29112480

約数和(自身を除く): 9607653

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 5273, 15819, 47457, 142371, 722401, 2167203, 6501609, 19504827]

約数ペア:

[(1, 19504827), (3, 6501609), (9, 2167203), (27, 722401), (137, 142371), (411, 47457), (1233, 15819), (3699, 5273)]