19949012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3697}}^1$

素因数の和:3791

約数の個数: 24

約数和(自身を含む): 37275840

約数和(自身を除く): 17326828

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 3697, 5396, 7394, 14788, 70243, 140486, 262487, 280972, 524974, 1049948, 4987253, 9974506, 19949012]

約数ペア:

[(1, 19949012), (2, 9974506), (4, 4987253), (19, 1049948), (38, 524974), (71, 280972), (76, 262487), (142, 140486), (284, 70243), (1349, 14788), (2698, 7394), (3697, 5396)]