20164555852

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{14407}}^1$

素因数の和:14655

約数の個数: 72

約数和(自身を含む): 42380094624

約数和(自身を除く): 22215538772

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 193, 196, 259, 386, 518, 772, 1036, 1351, 1813, 2702, 3626, 5404, 7141, 7252, 9457, 14282, 14407, 18914, 28564, 28814, 37828, 49987, 57628, 99974, 100849, 199948, 201698, 349909, 403396, 533059, 699818, 705943, 1066118, 1399636, 1411886, 2132236, 2780551, 2823772, 3731413, 5561102, 7462826, 11122204, 14925652, 19463857, 26119891, 38927714, 52239782, 77855428, 102880387, 104479564, 136246999, 205760774, 272493998, 411521548, 544987996, 720162709, 1440325418, 2880650836, 5041138963, 10082277926, 20164555852]

約数ペア:

[(1, 20164555852), (2, 10082277926), (4, 5041138963), (7, 2880650836), (14, 1440325418), (28, 720162709), (37, 544987996), (49, 411521548), (74, 272493998), (98, 205760774), (148, 136246999), (193, 104479564), (196, 102880387), (259, 77855428), (386, 52239782), (518, 38927714), (772, 26119891), (1036, 19463857), (1351, 14925652), (1813, 11122204), (2702, 7462826), (3626, 5561102), (5404, 3731413), (7141, 2823772), (7252, 2780551), (9457, 2132236), (14282, 1411886), (14407, 1399636), (18914, 1066118), (28564, 705943), (28814, 699818), (37828, 533059), (49987, 403396), (57628, 349909), (99974, 201698), (100849, 199948)]