20054951

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1327}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 24477696

約数和(自身を除く): 4422745

約数列:

[1, 7, 17, 119, 127, 889, 1327, 2159, 9289, 15113, 22559, 157913, 168529, 1179703, 2864993, 20054951]

約数ペア:

[(1, 20054951), (7, 2864993), (17, 1179703), (119, 168529), (127, 157913), (889, 22559), (1327, 15113), (2159, 9289)]