18922113

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1889}}^1$

素因数の和:1958

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 13737087

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 1889, 3339, 5667, 10017, 13223, 17001, 39669, 51003, 100117, 119007, 300351, 357021, 700819, 901053, 2102457, 2703159, 6307371, 18922113]

約数ペア:

[(1, 18922113), (3, 6307371), (7, 2703159), (9, 2102457), (21, 901053), (27, 700819), (53, 357021), (63, 300351), (159, 119007), (189, 100117), (371, 51003), (477, 39669), (1113, 17001), (1431, 13223), (1889, 10017), (3339, 5667)]