20055165

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5413}}^1$

素因数の和:5453

約数の個数: 32

約数和(自身を含む): 36382080

約数和(自身を除く): 16326915

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5413, 16239, 27065, 70369, 81195, 102847, 211107, 308541, 351845, 514235, 1055535, 1337011, 1542705, 4011033, 6685055, 20055165]

約数ペア:

[(1, 20055165), (3, 6685055), (5, 4011033), (13, 1542705), (15, 1337011), (19, 1055535), (39, 514235), (57, 351845), (65, 308541), (95, 211107), (195, 102847), (247, 81195), (285, 70369), (741, 27065), (1235, 16239), (3705, 5413)]