19370975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3137}}^1$

素因数の和:3179

約数の個数: 24

約数和(自身を含む): 27237840

約数和(自身を除く): 7866865

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 3137, 6175, 15685, 40781, 59603, 78425, 203905, 298015, 774839, 1019525, 1490075, 3874195, 19370975]

約数ペア:

[(1, 19370975), (5, 3874195), (13, 1490075), (19, 1019525), (25, 774839), (65, 298015), (95, 203905), (247, 78425), (325, 59603), (475, 40781), (1235, 15685), (3137, 6175)]