19191194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 32503680

約数和(自身を除く): 13312486

約数列:

[1, 2, 11, 22, 53, 106, 109, 151, 218, 302, 583, 1166, 1199, 1661, 2398, 3322, 5777, 8003, 11554, 16006, 16459, 32918, 63547, 88033, 127094, 176066, 181049, 362098, 872327, 1744654, 9595597, 19191194]

約数ペア:

[(1, 19191194), (2, 9595597), (11, 1744654), (22, 872327), (53, 362098), (106, 181049), (109, 176066), (151, 127094), (218, 88033), (302, 63547), (583, 32918), (1166, 16459), (1199, 16006), (1661, 11554), (2398, 8003), (3322, 5777)]