18728154802

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1902881}}^1$

素因数の和:1902946

約数の個数: 32

約数和(自身を含む): 34708567680

約数和(自身を除く): 15980412878

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 4921, 9842, 1902881, 3805762, 13320167, 26640334, 36154739, 70406597, 72309478, 140813194, 253083173, 492846179, 506166346, 985692358, 1337725343, 2675450686, 9364077401, 18728154802]

約数ペア:

[(1, 18728154802), (2, 9364077401), (7, 2675450686), (14, 1337725343), (19, 985692358), (37, 506166346), (38, 492846179), (74, 253083173), (133, 140813194), (259, 72309478), (266, 70406597), (518, 36154739), (703, 26640334), (1406, 13320167), (4921, 3805762), (9842, 1902881)]