18918484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21401}}^1$

素因数の和:21435

約数の個数: 24

約数和(自身を含む): 37753128

約数和(自身を除く): 18834644

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21401, 42802, 85604, 278213, 363817, 556426, 727634, 1112852, 1455268, 4729621, 9459242, 18918484]

約数ペア:

[(1, 18918484), (2, 9459242), (4, 4729621), (13, 1455268), (17, 1112852), (26, 727634), (34, 556426), (52, 363817), (68, 278213), (221, 85604), (442, 42802), (884, 21401)]