22660144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{108943}}^1$

素因数の和:108964

約数の個数: 20

約数和(自身を含む): 47281696

約数和(自身を除く): 24621552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 108943, 217886, 435772, 871544, 1416259, 1743088, 2832518, 5665036, 11330072, 22660144]

約数ペア:

[(1, 22660144), (2, 11330072), (4, 5665036), (8, 2832518), (13, 1743088), (16, 1416259), (26, 871544), (52, 435772), (104, 217886), (208, 108943)]