20157313984

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{173149}}^1$

素因数の和:173285

約数の個数: 56

約数和(自身を含む): 42748657200

約数和(自身を除く): 22591343216

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 107, 136, 214, 272, 428, 544, 856, 1088, 1712, 1819, 3424, 3638, 6848, 7276, 14552, 29104, 58208, 116416, 173149, 346298, 692596, 1385192, 2770384, 2943533, 5540768, 5887066, 11081536, 11774132, 18526943, 23548264, 37053886, 47096528, 74107772, 94193056, 148215544, 188386112, 296431088, 314958031, 592862176, 629916062, 1185724352, 1259832124, 2519664248, 5039328496, 10078656992, 20157313984]

約数ペア:

[(1, 20157313984), (2, 10078656992), (4, 5039328496), (8, 2519664248), (16, 1259832124), (17, 1185724352), (32, 629916062), (34, 592862176), (64, 314958031), (68, 296431088), (107, 188386112), (136, 148215544), (214, 94193056), (272, 74107772), (428, 47096528), (544, 37053886), (856, 23548264), (1088, 18526943), (1712, 11774132), (1819, 11081536), (3424, 5887066), (3638, 5540768), (6848, 2943533), (7276, 2770384), (14552, 1385192), (29104, 692596), (58208, 346298), (116416, 173149)]