19020004

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1229}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 34405560

約数和(自身を除く): 15385556

約数列:

[1, 2, 4, 53, 73, 106, 146, 212, 292, 1229, 2458, 3869, 4916, 7738, 15476, 65137, 89717, 130274, 179434, 260548, 358868, 4755001, 9510002, 19020004]

約数ペア:

[(1, 19020004), (2, 9510002), (4, 4755001), (53, 358868), (73, 260548), (106, 179434), (146, 130274), (212, 89717), (292, 65137), (1229, 15476), (2458, 7738), (3869, 4916)]