18484755

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 31173120

約数和(自身を除く): 12688365

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 409, 655, 1227, 1965, 2045, 3013, 6135, 9039, 9407, 15065, 28221, 45195, 47035, 53579, 141105, 160737, 267895, 803685, 1232317, 3696951, 6161585, 18484755]

約数ペア:

[(1, 18484755), (3, 6161585), (5, 3696951), (15, 1232317), (23, 803685), (69, 267895), (115, 160737), (131, 141105), (345, 53579), (393, 47035), (409, 45195), (655, 28221), (1227, 15065), (1965, 9407), (2045, 9039), (3013, 6135)]