188890286

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 328521600

約数和(自身を除く): 139631314

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 169, 247, 338, 439, 494, 871, 878, 1273, 1742, 2546, 3211, 5707, 6422, 8341, 11323, 11414, 16549, 16682, 22646, 29413, 33098, 58826, 74191, 108433, 148382, 215137, 216866, 382369, 430274, 558847, 764738, 1117694, 1409629, 2819258, 4970797, 7265011, 9941594, 14530022, 94445143, 188890286]

約数ペア:

[(1, 188890286), (2, 94445143), (13, 14530022), (19, 9941594), (26, 7265011), (38, 4970797), (67, 2819258), (134, 1409629), (169, 1117694), (247, 764738), (338, 558847), (439, 430274), (494, 382369), (871, 216866), (878, 215137), (1273, 148382), (1742, 108433), (2546, 74191), (3211, 58826), (5707, 33098), (6422, 29413), (8341, 22646), (11323, 16682), (11414, 16549)]