266471816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{19559}}^1$

素因数の和:19709

約数の個数: 32

約数和(自身を含む): 542203200

約数和(自身を除く): 275731384

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 262, 524, 1048, 1703, 3406, 6812, 13624, 19559, 39118, 78236, 156472, 254267, 508534, 1017068, 2034136, 2562229, 5124458, 10248916, 20497832, 33308977, 66617954, 133235908, 266471816]

約数ペア:

[(1, 266471816), (2, 133235908), (4, 66617954), (8, 33308977), (13, 20497832), (26, 10248916), (52, 5124458), (104, 2562229), (131, 2034136), (262, 1017068), (524, 508534), (1048, 254267), (1703, 156472), (3406, 78236), (6812, 39118), (13624, 19559)]