20703975

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{6733}}^1$

素因数の和:6787

約数の個数: 24

約数和(自身を含む): 35070672

約数和(自身を除く): 14366697

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 6733, 20199, 33665, 100995, 168325, 276053, 504975, 828159, 1380265, 4140795, 6901325, 20703975]

約数ペア:

[(1, 20703975), (3, 6901325), (5, 4140795), (15, 1380265), (25, 828159), (41, 504975), (75, 276053), (123, 168325), (205, 100995), (615, 33665), (1025, 20199), (3075, 6733)]