20498712

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65701}}^1$

素因数の和:65723

約数の個数: 32

約数和(自身を含む): 55189680

約数和(自身を除く): 34690968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65701, 131402, 197103, 262804, 394206, 525608, 788412, 854113, 1576824, 1708226, 2562339, 3416452, 5124678, 6832904, 10249356, 20498712]

約数ペア:

[(1, 20498712), (2, 10249356), (3, 6832904), (4, 5124678), (6, 3416452), (8, 2562339), (12, 1708226), (13, 1576824), (24, 854113), (26, 788412), (39, 525608), (52, 394206), (78, 262804), (104, 197103), (156, 131402), (312, 65701)]