20215622

素因数分解:

$2^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{4643}}^1$

素因数の和:4963

約数の個数: 16

約数和(自身を含む): 34774272

約数和(自身を除く): 14558650

約数列:

[1, 2, 7, 14, 311, 622, 2177, 4354, 4643, 9286, 32501, 65002, 1443973, 2887946, 10107811, 20215622]

約数ペア:

[(1, 20215622), (2, 10107811), (7, 2887946), (14, 1443973), (311, 65002), (622, 32501), (2177, 9286), (4354, 4643)]