221104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1063}}^1$

素因数の和:1084

約数の個数: 20

約数和(自身を含む): 461776

約数和(自身を除く): 240672

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1063, 2126, 4252, 8504, 13819, 17008, 27638, 55276, 110552, 221104]

約数ペア:

[(1, 221104), (2, 110552), (4, 55276), (8, 27638), (13, 17008), (16, 13819), (26, 8504), (52, 4252), (104, 2126), (208, 1063)]