201991738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{11243}}^1$

素因数の和:11949

約数の個数: 16

約数和(自身を含む): 326795616

約数和(自身を除く): 124803878

約数列:

[1, 2, 13, 26, 691, 1382, 8983, 11243, 17966, 22486, 146159, 292318, 7768913, 15537826, 100995869, 201991738]

約数ペア:

[(1, 201991738), (2, 100995869), (13, 15537826), (26, 7768913), (691, 292318), (1382, 146159), (8983, 22486), (11243, 17966)]