18560253

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 25482240

約数和(自身を除く): 6921987

約数列:

[1, 3, 47, 139, 141, 417, 947, 2841, 6533, 19599, 44509, 131633, 133527, 394899, 6186751, 18560253]

約数ペア:

[(1, 18560253), (3, 6186751), (47, 394899), (139, 133527), (141, 131633), (417, 44509), (947, 19599), (2841, 6533)]