19626131

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:794

約数の個数: 16

約数和(自身を含む): 23347200

約数和(自身を除く): 3721069

約数列:

[1, 7, 31, 149, 217, 607, 1043, 4249, 4619, 18817, 32333, 90443, 131719, 633101, 2803733, 19626131]

約数ペア:

[(1, 19626131), (7, 2803733), (31, 633101), (149, 131719), (217, 90443), (607, 32333), (1043, 18817), (4249, 4619)]