20493627

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 34529280

約数和(自身を除く): 14035653

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 231, 237, 553, 869, 1123, 1659, 2607, 3369, 6083, 7861, 12353, 18249, 23583, 37059, 86471, 88717, 259413, 266151, 621019, 975887, 1863057, 2927661, 6831209, 20493627]

約数ペア:

[(1, 20493627), (3, 6831209), (7, 2927661), (11, 1863057), (21, 975887), (33, 621019), (77, 266151), (79, 259413), (231, 88717), (237, 86471), (553, 37059), (869, 23583), (1123, 18249), (1659, 12353), (2607, 7861), (3369, 6083)]