18774118

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3373}}^1$

素因数の和:3420

約数の個数: 24

約数和(自身を含む): 32309424

約数和(自身を除く): 13535306

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 506, 2783, 3373, 5566, 6746, 37103, 74206, 77579, 155158, 408133, 816266, 853369, 1706738, 9387059, 18774118]

約数ペア:

[(1, 18774118), (2, 9387059), (11, 1706738), (22, 853369), (23, 816266), (46, 408133), (121, 155158), (242, 77579), (253, 74206), (506, 37103), (2783, 6746), (3373, 5566)]