20451522

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5351}}^1$

素因数の和:5383

約数の個数: 48

約数和(自身を含む): 51250752

約数和(自身を除く): 30799230

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 5351, 10702, 16053, 32106, 37457, 69563, 74914, 112371, 139126, 208689, 224742, 262199, 417378, 486941, 524398, 786597, 973882, 1460823, 1573194, 2921646, 3408587, 6817174, 10225761, 20451522]

約数ペア:

[(1, 20451522), (2, 10225761), (3, 6817174), (6, 3408587), (7, 2921646), (13, 1573194), (14, 1460823), (21, 973882), (26, 786597), (39, 524398), (42, 486941), (49, 417378), (78, 262199), (91, 224742), (98, 208689), (147, 139126), (182, 112371), (273, 74914), (294, 69563), (546, 37457), (637, 32106), (1274, 16053), (1911, 10702), (3822, 5351)]