20199590372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{643}}^1\times {\mathrm{1741}}^1$

素因数の和:2748

約数の個数: 48

約数和(自身を含む): 38259504192

約数和(自身を除く): 18059913820

約数列:

[1, 2, 4, 13, 26, 52, 347, 643, 694, 1286, 1388, 1741, 2572, 3482, 4511, 6964, 8359, 9022, 16718, 18044, 22633, 33436, 45266, 90532, 223121, 446242, 604127, 892484, 1119463, 1208254, 2238926, 2416508, 2900573, 4477852, 5801146, 7853651, 11602292, 14553019, 15707302, 29106038, 31414604, 58212076, 388453661, 776907322, 1553814644, 5049897593, 10099795186, 20199590372]

約数ペア:

[(1, 20199590372), (2, 10099795186), (4, 5049897593), (13, 1553814644), (26, 776907322), (52, 388453661), (347, 58212076), (643, 31414604), (694, 29106038), (1286, 15707302), (1388, 14553019), (1741, 11602292), (2572, 7853651), (3482, 5801146), (4511, 4477852), (6964, 2900573), (8359, 2416508), (9022, 2238926), (16718, 1208254), (18044, 1119463), (22633, 892484), (33436, 604127), (45266, 446242), (90532, 223121)]