20162870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22157}}^1$

素因数の和:22184

約数の個数: 32

約数和(自身を含む): 44670528

約数和(自身を除く): 24507658

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22157, 44314, 110785, 155099, 221570, 288041, 310198, 576082, 775495, 1440205, 1550990, 2016287, 2880410, 4032574, 10081435, 20162870]

約数ペア:

[(1, 20162870), (2, 10081435), (5, 4032574), (7, 2880410), (10, 2016287), (13, 1550990), (14, 1440205), (26, 775495), (35, 576082), (65, 310198), (70, 288041), (91, 221570), (130, 155099), (182, 110785), (455, 44314), (910, 22157)]