19620855

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9277}}^1$

素因数の和:9335

約数の個数: 24

約数和(自身を含む): 34736832

約数和(自身を除く): 15115977

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 9277, 27831, 46385, 83493, 139155, 417465, 436019, 1308057, 2180095, 3924171, 6540285, 19620855]

約数ペア:

[(1, 19620855), (3, 6540285), (5, 3924171), (9, 2180095), (15, 1308057), (45, 436019), (47, 417465), (141, 139155), (235, 83493), (423, 46385), (705, 27831), (2115, 9277)]