18707115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9377}}^1$

素因数の和:9411

約数の個数: 32

約数和(自身を含む): 36011520

約数和(自身を除く): 17304405

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 9377, 28131, 46885, 65639, 140655, 178163, 196917, 328195, 534489, 890815, 984585, 1247141, 2672445, 3741423, 6235705, 18707115]

約数ペア:

[(1, 18707115), (3, 6235705), (5, 3741423), (7, 2672445), (15, 1247141), (19, 984585), (21, 890815), (35, 534489), (57, 328195), (95, 196917), (105, 178163), (133, 140655), (285, 65639), (399, 46885), (665, 28131), (1995, 9377)]