20954854

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{607}}^1$

素因数の和:1071

約数の個数: 16

約数和(自身を含む): 32328576

約数和(自身を除く): 11373722

約数列:

[1, 2, 41, 82, 421, 607, 842, 1214, 17261, 24887, 34522, 49774, 255547, 511094, 10477427, 20954854]

約数ペア:

[(1, 20954854), (2, 10477427), (41, 511094), (82, 255547), (421, 49774), (607, 34522), (842, 24887), (1214, 17261)]