20659629832

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{5237}}^1\times {\mathrm{15907}}^1$

素因数の和:21181

約数の個数: 32

約数和(自身を含む): 39996529920

約数和(自身を除く): 19336900088

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 5237, 10474, 15907, 20948, 31814, 41896, 63628, 127256, 162347, 324694, 493117, 649388, 986234, 1298776, 1972468, 3944936, 83304959, 166609918, 333219836, 666439672, 2582453729, 5164907458, 10329814916, 20659629832]

約数ペア:

[(1, 20659629832), (2, 10329814916), (4, 5164907458), (8, 2582453729), (31, 666439672), (62, 333219836), (124, 166609918), (248, 83304959), (5237, 3944936), (10474, 1972468), (15907, 1298776), (20948, 986234), (31814, 649388), (41896, 493117), (63628, 324694), (127256, 162347)]