20057198

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75403}}^1$

素因数の和:75431

約数の個数: 16

約数和(自身を含む): 36193920

約数和(自身を除く): 16136722

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 75403, 150806, 527821, 1055642, 1432657, 2865314, 10028599, 20057198]

約数ペア:

[(1, 20057198), (2, 10028599), (7, 2865314), (14, 1432657), (19, 1055642), (38, 527821), (133, 150806), (266, 75403)]