26511472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 55683936

約数和(自身を除く): 29172464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 647, 788, 1294, 1576, 2561, 2588, 3152, 5122, 5176, 8411, 10244, 10352, 16822, 20488, 33644, 40976, 67288, 127459, 134576, 254918, 509836, 1019672, 1656967, 2039344, 3313934, 6627868, 13255736, 26511472]

約数ペア:

[(1, 26511472), (2, 13255736), (4, 6627868), (8, 3313934), (13, 2039344), (16, 1656967), (26, 1019672), (52, 509836), (104, 254918), (197, 134576), (208, 127459), (394, 67288), (647, 40976), (788, 33644), (1294, 20488), (1576, 16822), (2561, 10352), (2588, 10244), (3152, 8411), (5122, 5176)]