19732196

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:776

約数の個数: 36

約数和(自身を含む): 38655120

約数和(自身を除く): 18922924

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 121, 236, 242, 484, 649, 691, 1298, 1382, 2596, 2764, 7139, 7601, 14278, 15202, 28556, 30404, 40769, 81538, 83611, 163076, 167222, 334444, 448459, 896918, 1793836, 4933049, 9866098, 19732196]

約数ペア:

[(1, 19732196), (2, 9866098), (4, 4933049), (11, 1793836), (22, 896918), (44, 448459), (59, 334444), (118, 167222), (121, 163076), (236, 83611), (242, 81538), (484, 40769), (649, 30404), (691, 28556), (1298, 15202), (1382, 14278), (2596, 7601), (2764, 7139)]