20139878888

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{2503}}^1\times {\mathrm{3631}}^1$

素因数の和:6417

約数の個数: 32

約数和(自身を含む): 37924181760

約数和(自身を除く): 17784302872

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 2503, 3631, 5006, 7262, 10012, 14524, 20024, 29048, 693331, 1005787, 1386662, 2011574, 2773324, 4023148, 5546648, 8046296, 9088393, 18176786, 36353572, 72707144, 2517484861, 5034969722, 10069939444, 20139878888]

約数ペア:

[(1, 20139878888), (2, 10069939444), (4, 5034969722), (8, 2517484861), (277, 72707144), (554, 36353572), (1108, 18176786), (2216, 9088393), (2503, 8046296), (3631, 5546648), (5006, 4023148), (7262, 2773324), (10012, 2011574), (14524, 1386662), (20024, 1005787), (29048, 693331)]