18600921

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{1867}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 28557984

約数和(自身を除く): 9957063

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 1867, 3321, 5601, 9963, 16803, 50409, 76547, 151227, 229641, 453681, 688923, 2066769, 6200307, 18600921]

約数ペア:

[(1, 18600921), (3, 6200307), (9, 2066769), (27, 688923), (41, 453681), (81, 229641), (123, 151227), (243, 76547), (369, 50409), (1107, 16803), (1867, 9963), (3321, 5601)]