19308465

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2053}}^1$

素因数の和:2094

約数の個数: 48

約数和(自身を含む): 38450880

約数和(自身を除く): 19142415

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 2053, 3135, 6159, 9405, 10265, 18477, 22583, 30795, 39007, 67749, 92385, 112915, 117021, 195035, 203247, 338745, 351063, 429077, 585105, 1016235, 1287231, 1755315, 2145385, 3861693, 6436155, 19308465]

約数ペア:

[(1, 19308465), (3, 6436155), (5, 3861693), (9, 2145385), (11, 1755315), (15, 1287231), (19, 1016235), (33, 585105), (45, 429077), (55, 351063), (57, 338745), (95, 203247), (99, 195035), (165, 117021), (171, 112915), (209, 92385), (285, 67749), (495, 39007), (627, 30795), (855, 22583), (1045, 18477), (1881, 10265), (2053, 9405), (3135, 6159)]