19991266

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{4363}}^1$

素因数の和:4473

約数の個数: 16

約数和(自身を含む): 31420800

約数和(自身を除く): 11429534

約数列:

[1, 2, 29, 58, 79, 158, 2291, 4363, 4582, 8726, 126527, 253054, 344677, 689354, 9995633, 19991266]

約数ペア:

[(1, 19991266), (2, 9995633), (29, 689354), (58, 344677), (79, 253054), (158, 126527), (2291, 8726), (4363, 4582)]