20112165

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7841}}^1$

素因数の和:7874

約数の個数: 32

約数和(自身を含む): 37641600

約数和(自身を除く): 17529435

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 7841, 23523, 39205, 70569, 117615, 148979, 211707, 352845, 446937, 744895, 1058535, 1340811, 2234685, 4022433, 6704055, 20112165]

約数ペア:

[(1, 20112165), (3, 6704055), (5, 4022433), (9, 2234685), (15, 1340811), (19, 1058535), (27, 744895), (45, 446937), (57, 352845), (95, 211707), (135, 148979), (171, 117615), (285, 70569), (513, 39205), (855, 23523), (2565, 7841)]