20896616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{200929}}^1$

素因数の和:200948

約数の個数: 16

約数和(自身を含む): 42195300

約数和(自身を除く): 21298684

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 200929, 401858, 803716, 1607432, 2612077, 5224154, 10448308, 20896616]

約数ペア:

[(1, 20896616), (2, 10448308), (4, 5224154), (8, 2612077), (13, 1607432), (26, 803716), (52, 401858), (104, 200929)]