19570145

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 29362176

約数和(自身を除く): 9792031

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1061, 1085, 2635, 3689, 5305, 7427, 18037, 18445, 32891, 37135, 90185, 126259, 164455, 230237, 559147, 631295, 1151185, 2795735, 3914029, 19570145]

約数ペア:

[(1, 19570145), (5, 3914029), (7, 2795735), (17, 1151185), (31, 631295), (35, 559147), (85, 230237), (119, 164455), (155, 126259), (217, 90185), (527, 37135), (595, 32891), (1061, 18445), (1085, 18037), (2635, 7427), (3689, 5305)]