19976868368

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4320257}}^1$

素因数の和:4320299

約数の個数: 30

約数和(自身を含む): 41115895386

約数和(自身を除く): 21139027018

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 4320257, 8640514, 17281028, 34562056, 69124112, 73444369, 146888738, 293777476, 587554952, 1175109904, 1248554273, 2497108546, 4994217092, 9988434184, 19976868368]

約数ペア:

[(1, 19976868368), (2, 9988434184), (4, 4994217092), (8, 2497108546), (16, 1248554273), (17, 1175109904), (34, 587554952), (68, 293777476), (136, 146888738), (272, 73444369), (289, 69124112), (578, 34562056), (1156, 17281028), (2312, 8640514), (4624, 4320257)]