18456315

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 32102400

約数和(自身を除く): 13646085

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1767, 2089, 2945, 6267, 8835, 10445, 31335, 39691, 64759, 119073, 194277, 198455, 323795, 595365, 971385, 1230421, 3691263, 6152105, 18456315]

約数ペア:

[(1, 18456315), (3, 6152105), (5, 3691263), (15, 1230421), (19, 971385), (31, 595365), (57, 323795), (93, 198455), (95, 194277), (155, 119073), (285, 64759), (465, 39691), (589, 31335), (1767, 10445), (2089, 8835), (2945, 6267)]