19175085

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 35904960

約数和(自身を除く): 16729875

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 369, 547, 615, 779, 855, 1641, 1845, 2337, 2735, 3895, 4923, 7011, 8205, 10393, 11685, 22427, 24615, 31179, 35055, 51965, 67281, 93537, 112135, 155895, 201843, 336405, 426113, 467685, 1009215, 1278339, 2130565, 3835017, 6391695, 19175085]

約数ペア:

[(1, 19175085), (3, 6391695), (5, 3835017), (9, 2130565), (15, 1278339), (19, 1009215), (41, 467685), (45, 426113), (57, 336405), (95, 201843), (123, 155895), (171, 112135), (205, 93537), (285, 67281), (369, 51965), (547, 35055), (615, 31179), (779, 24615), (855, 22427), (1641, 11685), (1845, 10393), (2337, 8205), (2735, 7011), (3895, 4923)]