19603012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 41291712

約数和(自身を除く): 21688700

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 143, 172, 286, 473, 559, 572, 797, 946, 1118, 1594, 1892, 2236, 3188, 6149, 8767, 10361, 12298, 17534, 20722, 24596, 34271, 35068, 41444, 68542, 113971, 137084, 227942, 376981, 445523, 455884, 753962, 891046, 1507924, 1782092, 4900753, 9801506, 19603012]

約数ペア:

[(1, 19603012), (2, 9801506), (4, 4900753), (11, 1782092), (13, 1507924), (22, 891046), (26, 753962), (43, 455884), (44, 445523), (52, 376981), (86, 227942), (143, 137084), (172, 113971), (286, 68542), (473, 41444), (559, 35068), (572, 34271), (797, 24596), (946, 20722), (1118, 17534), (1594, 12298), (1892, 10361), (2236, 8767), (3188, 6149)]