20653936

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41641}}^1$

素因数の和:41680

約数の個数: 20

約数和(自身を含む): 41308864

約数和(自身を除く): 20654928

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 41641, 83282, 166564, 333128, 666256, 1290871, 2581742, 5163484, 10326968, 20653936]

約数ペア:

[(1, 20653936), (2, 10326968), (4, 5163484), (8, 2581742), (16, 1290871), (31, 666256), (62, 333128), (124, 166564), (248, 83282), (496, 41641)]