19268216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{631}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 39588480

約数和(自身を除く): 20320264

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 347, 631, 694, 1262, 1388, 2524, 2776, 3817, 5048, 6941, 7634, 13882, 15268, 27764, 30536, 55528, 218957, 437914, 875828, 1751656, 2408527, 4817054, 9634108, 19268216]

約数ペア:

[(1, 19268216), (2, 9634108), (4, 4817054), (8, 2408527), (11, 1751656), (22, 875828), (44, 437914), (88, 218957), (347, 55528), (631, 30536), (694, 27764), (1262, 15268), (1388, 13882), (2524, 7634), (2776, 6941), (3817, 5048)]