19948812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127877}}^1$

素因数の和:127897

約数の個数: 24

約数和(自身を含む): 50128176

約数和(自身を除く): 30179364

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 127877, 255754, 383631, 511508, 767262, 1534524, 1662401, 3324802, 4987203, 6649604, 9974406, 19948812]

約数ペア:

[(1, 19948812), (2, 9974406), (3, 6649604), (4, 4987203), (6, 3324802), (12, 1662401), (13, 1534524), (26, 767262), (39, 511508), (52, 383631), (78, 255754), (156, 127877)]