2159404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 4113648

約数和(自身を除く): 1954244

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 317, 524, 634, 1268, 1703, 3406, 4121, 6812, 8242, 16484, 41527, 83054, 166108, 539851, 1079702, 2159404]

約数ペア:

[(1, 2159404), (2, 1079702), (4, 539851), (13, 166108), (26, 83054), (52, 41527), (131, 16484), (262, 8242), (317, 6812), (524, 4121), (634, 3406), (1268, 1703)]