20258491848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{612113}}^1$

素因数の和:612326

約数の個数: 64

約数和(自身を含む): 58175314560

約数和(自身を除く): 37916822712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 197, 394, 591, 788, 1182, 1379, 1576, 2364, 2758, 4137, 4728, 5516, 8274, 11032, 16548, 33096, 612113, 1224226, 1836339, 2448452, 3672678, 4284791, 4896904, 7345356, 8569582, 12854373, 14690712, 17139164, 25708746, 34278328, 51417492, 102834984, 120586261, 241172522, 361758783, 482345044, 723517566, 844103827, 964690088, 1447035132, 1688207654, 2532311481, 2894070264, 3376415308, 5064622962, 6752830616, 10129245924, 20258491848]

約数ペア:

[(1, 20258491848), (2, 10129245924), (3, 6752830616), (4, 5064622962), (6, 3376415308), (7, 2894070264), (8, 2532311481), (12, 1688207654), (14, 1447035132), (21, 964690088), (24, 844103827), (28, 723517566), (42, 482345044), (56, 361758783), (84, 241172522), (168, 120586261), (197, 102834984), (394, 51417492), (591, 34278328), (788, 25708746), (1182, 17139164), (1379, 14690712), (1576, 12854373), (2364, 8569582), (2758, 7345356), (4137, 4896904), (4728, 4284791), (5516, 3672678), (8274, 2448452), (11032, 1836339), (16548, 1224226), (33096, 612113)]