18220230

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{28921}}^1$

素因数の和:28941

約数の個数: 48

約数和(自身を含む): 54141984

約数和(自身を除く): 35921754

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 28921, 57842, 86763, 144605, 173526, 202447, 260289, 289210, 404894, 433815, 520578, 607341, 867630, 1012235, 1214682, 1301445, 1822023, 2024470, 2602890, 3036705, 3644046, 6073410, 9110115, 18220230]

約数ペア:

[(1, 18220230), (2, 9110115), (3, 6073410), (5, 3644046), (6, 3036705), (7, 2602890), (9, 2024470), (10, 1822023), (14, 1301445), (15, 1214682), (18, 1012235), (21, 867630), (30, 607341), (35, 520578), (42, 433815), (45, 404894), (63, 289210), (70, 260289), (90, 202447), (105, 173526), (126, 144605), (210, 86763), (315, 57842), (630, 28921)]