20249905809

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1867}}^1\times {\mathrm{8467}}^1$

素因数の和:10405

約数の個数: 32

約数和(自身を含む): 31383356416

約数和(自身を除く): 11133450607

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 1867, 5601, 8467, 13069, 25401, 39207, 59269, 113887, 177807, 341661, 516487, 797209, 1549461, 2391627, 3615409, 10846227, 15807889, 47423667, 110655223, 331965669, 964281229, 2892843687, 6749968603, 20249905809]

約数ペア:

[(1, 20249905809), (3, 6749968603), (7, 2892843687), (21, 964281229), (61, 331965669), (183, 110655223), (427, 47423667), (1281, 15807889), (1867, 10846227), (5601, 3615409), (8467, 2391627), (13069, 1549461), (25401, 797209), (39207, 516487), (59269, 341661), (113887, 177807)]