20178483344

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{2647}}^1\times {\mathrm{3637}}^1$

素因数の和:6423

約数の個数: 40

約数和(自身を含む): 39419971008

約数和(自身を除く): 19241487664

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 2647, 3637, 5294, 7274, 10588, 14548, 21176, 29096, 42352, 58192, 346757, 476447, 693514, 952894, 1387028, 1905788, 2774056, 3811576, 5548112, 7623152, 9627139, 19254278, 38508556, 77017112, 154034224, 1261155209, 2522310418, 5044620836, 10089241672, 20178483344]

約数ペア:

[(1, 20178483344), (2, 10089241672), (4, 5044620836), (8, 2522310418), (16, 1261155209), (131, 154034224), (262, 77017112), (524, 38508556), (1048, 19254278), (2096, 9627139), (2647, 7623152), (3637, 5548112), (5294, 3811576), (7274, 2774056), (10588, 1905788), (14548, 1387028), (21176, 952894), (29096, 693514), (42352, 476447), (58192, 346757)]