20623113

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5743}}^1$

素因数の和:5778

約数の個数: 32

約数和(自身を含む): 36761600

約数和(自身を除く): 16138487

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 5743, 17229, 40201, 51687, 109117, 120603, 155061, 327351, 361809, 763819, 982053, 1085427, 2291457, 2946159, 6874371, 20623113]

約数ペア:

[(1, 20623113), (3, 6874371), (7, 2946159), (9, 2291457), (19, 1085427), (21, 982053), (27, 763819), (57, 361809), (63, 327351), (133, 155061), (171, 120603), (189, 109117), (399, 51687), (513, 40201), (1197, 17229), (3591, 5743)]