18942974

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6949}}^1$

素因数の和:7027

約数の個数: 16

約数和(自身を含む): 30024000

約数和(自身を除く): 11081026

約数列:

[1, 2, 29, 47, 58, 94, 1363, 2726, 6949, 13898, 201521, 326603, 403042, 653206, 9471487, 18942974]

約数ペア:

[(1, 18942974), (2, 9471487), (29, 653206), (47, 403042), (58, 326603), (94, 201521), (1363, 13898), (2726, 6949)]