19949206

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{1153}}^1$

素因数の和:1407

約数の個数: 16

約数和(自身を含む): 30825648

約数和(自身を除く): 10876442

約数列:

[1, 2, 41, 82, 211, 422, 1153, 2306, 8651, 17302, 47273, 94546, 243283, 486566, 9974603, 19949206]

約数ペア:

[(1, 19949206), (2, 9974603), (41, 486566), (82, 243283), (211, 94546), (422, 47273), (1153, 17302), (2306, 8651)]