1989746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:769

約数の個数: 16

約数和(自身を含む): 3283200

約数和(自身を除く): 1293454

約数列:

[1, 2, 11, 22, 149, 298, 607, 1214, 1639, 3278, 6677, 13354, 90443, 180886, 994873, 1989746]

約数ペア:

[(1, 1989746), (2, 994873), (11, 180886), (22, 90443), (149, 13354), (298, 6677), (607, 3278), (1214, 1639)]