19439732

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:372

約数の個数: 36

約数和(自身を含む): 37277100

約数和(自身を除く): 17837368

約数列:

[1, 2, 4, 13, 26, 52, 149, 169, 193, 298, 338, 386, 596, 676, 772, 1937, 2509, 3874, 5018, 7748, 10036, 25181, 28757, 32617, 50362, 57514, 65234, 100724, 115028, 130468, 373841, 747682, 1495364, 4859933, 9719866, 19439732]

約数ペア:

[(1, 19439732), (2, 9719866), (4, 4859933), (13, 1495364), (26, 747682), (52, 373841), (149, 130468), (169, 115028), (193, 100724), (298, 65234), (338, 57514), (386, 50362), (596, 32617), (676, 28757), (772, 25181), (1937, 10036), (2509, 7748), (3874, 5018)]